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PSEN1 (350)
PSEN1 encodes presenilin-1, a subunit of γ-secretase, the aspartyl protease responsible for Aβ generation. More than 300 mutations in PSEN1 have been reported and mutations in PSEN1 are the most common cause of early onset Alzheimer's disease.
Mutation | Clinical Phenotype |
Pathogenicity | Neuropathology | Biological Effect | Genomic Position | Genomic Region | Mutation Type Codon Change |
Research Models |
Primary Papers |
---|---|---|---|---|---|---|---|---|---|
N24S |
Alzheimer's Disease | AD : Not Classified | Unknown |
Unknown, in silico algorithms yielded mixed predictions. |
rs200598249 |
Exon 3 | Point, Missense AAT to AGT |
0 | Jia et al., 2020 |
N32N |
Alzheimer's Disease, None | AD : Likely Benign | Unknown. |
Unknown. |
Exon 4 | Point, Silent AAT to AAC |
0 | Scacchi et al., 2007 | |
R35Q |
Alzheimer's Disease, None | AD : Benign | Unknown. |
Aβ profile very similar to wildtype PSEN1 in cell-based assays.
|
rs63750592 |
Exon 4 | Point, Missense CGG to CAG |
0 | Rogaeva et al., 2001 |
N39Y |
Alzheimer's Disease | AD : Not Classified | Unknown |
Unknown. Multiple in silico algorithms yielded conflicting results. |
Exon 4 | Point, Missense AAC to TAC |
0 | Koriath et al., 2018 | |
D40del (delACG) |
Alzheimer's Disease | AD : Uncertain Significance | Unknown. |
Decreased Aβ42 production and undetectable Aβ40 production in vitro. Does not cause a frame-shift. |
rs759538127 |
Exon 4 | Deletion ACG to --- |
0 | Nicolas et al., 2015 |
D40del (delGAC) |
Alzheimer's Disease, Frontotemporal Dementia | AD : Uncertain Significance | Unknown; MRI showed progressive cortical atrophy involving the lateral frontal lobes most prominently. Medial temporal lobe structures were also affected. Imaging by PET with florbetapir showed fibrillary Aβ deposits particularly in the frontal lobes. |
Mixed results: two assays showed an increase in the Aβ42/Aβ40 ratio and one showed no effect on either the Aβ42/Aβ40 nor the Aβ37/Aβ42 ratios. Results were inconsistent regarding production levels of each peptide. |
rs759538127 |
Exon 4 | Deletion GAC to --- |
0 | Nygaard et al., 2014 |
R42L |
Alzheimer's Disease | AD : Not Classified | Unknown. |
Unknown. Multiple in silico algorithms yielded conflicting results. |
rs3677775281 |
Exon 4 | Point, Missense CGG to CTG |
0 | Koriath et al., 2018 |
P49L |
Alzheimer's Disease | AD : Not Classified | Neuropathology consistent with AD in a carrier who also had the PSEN1 G183V mutation. |
Unknown. Multiple in silico algorithms yielded conflicting results. |
Exon 4 | Point, Missense CCA to CTA |
0 | Perrone et al., 2020 | |
E69D |
Alzheimer's Disease | AD : Not Classified | Unknown. |
No changes in either Aβ42/Aβ40 or Aβ37/Aβ40 ratios in 2 cell assays; in one assay both Aβ42 and Aβ40 were increased, in the other both were decreased.
|
Exon 4 | Point, Missense GAA to GAT |
0 | Nicolas et al., 2015 | |
G78G |
Mild Cognitive Impairment | AD : Likely Benign | Unknown. |
Unknown. Predicted to potentially affect splicing in silico, but PHRED-scaled CADD = 10. |
rs143782428 |
Exon 4 | Point, Silent GGC to GGT |
0 | Jia et al., 2020 |
A79V |
Alzheimer's Disease | AD : Likely Pathogenic | Neuropathology consistent with AD. |
Increased the Aβ42/Aβ40 ratio, and decreased the Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42 ratios in cells. Also, altered transcriptomic profiles in carrier brains and iPSC-derived neurons. |
rs63749824 |
Exon 4 | Point, Missense GCC to GTC |
0 | Cruts et al., 1998 |
V82L |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown. |
Results were mixed. Although all indicated little or no change in Aβ42/Aβ40, one assay showed a robust increase in Aβ43 and a decrease in Aβ37, with a decreased Aβ37/Aβ42 ratio. |
rs63749967 |
Exon 4 | Point, Missense GTG to CTG |
0 | Campion et al., 1995 |
I83_M84del (DelIM, ΔI83/M84, ΔI83/ΔM84) |
Alzheimer's Disease, Spastic Paraparesis | AD : Not Classified | Accumulation of noncongophilic, Aβ-positive, cotton-wool plaques in brain parenchyma. Widespread cerebral amyloid angiopathy, neurofibrillary tangles, and neuropil threads. |
Hexanucleotide deletion resulting in deletion of two amino acids (I and M). In cells, increased Aβ42/Aβ40 ratio; decreased Aβ37/Aβ42 ratio. Increased Aβ43. |
rs63750307 |
Exon 4 | Deletion ATC.ATG to ---.--- |
0 | Houlden et al., 2000; Steiner et al., 2001 |
I83T |
Alzheimer's Disease | AD : Pathogenic | Unknown; MRI showed bilateral atrophy, especially in the parietal and temporal lobes in one case, and frontal and temporal atrophy in another. |
Increased Aβ42/Aβ40 and decreased Aβ37/Aβ42. |
Exon 4 | Point, Missense ATC to ACC |
0 | Achouri-Rassas et al., 2015 | |
M84V |
Alzheimer's Disease, Spastic Paraparesis | AD : Pathogenic | Neuropathology consistent with AD in 2 cases. MRI showed cortical and cerebellar atrophy in 2 cases; frontal and temporal lobe atrophy in a third case. |
Increased Aβ42 and Aβ42/Aβ40 ratio in cells. |
Exon 4 | Point, Missense ATG to GTG |
0 | Hooli et al., 2014 | |
M84T |
Alzheimer's Disease | AD : Not Classified | Neuropathology consistent with AD. Severe CAA, no Lewy bodies observed. |
Unknown. In silico predicted deleterious (CADD-PHRED score = 24). |
Exon 4 | Point, Missense ATG to ACG |
0 | Lanoiselée et al., 2017 | |
L85P |
Alzheimer's Disease, Corticobasal Syndrome, Myoclonus, Parkinsonism, Spastic Paraparesis | AD : Pathogenic, Corticobasal Syndrome : Not Classified | Neuropathological examination was not available. SPECT and PET showed bilateral hypoperfusion and hypometabolism in the occipital and temporal lobes. |
Increased Aβ42/Aβ40 ratio; increased Aβ42 in transfected cells. In vitro, decreased Aβ42 production and abrogated Aβ40 production. |
rs63750599 |
Exon 4 | Point, Missense CTC to CCC |
0 | Ataka et al., 2004 |
P88L |
Alzheimer's Disease | AD : Pathogenic | Unknown, but MRI showed generalized cortical atrophy. |
Increased ratio of Aβ42,43/Aβ40 and generation of Aβ45 and Aβ46. |
Exon 4 | Point, Missense CCT to CTT |
0 | Liu et al., 2017 | |
P88R |
Alzheimer's Disease, PSP/CBS | AD : Not Classified | Unknown, but MRI in one case showed temporal and parietal atrophy with white matter hyperintensities, and levels of Aβ42 and the Aβ42/Aβ40 ratio were reduced in CSF. |
Unknown, but in silico algorithms predicted damaging (PHRED-scaled CADD > 20). |
rs1897874329 |
Exon 4 | Point, Missense CCT to CGT |
0 | Thomas et al., 2022 |
P88H |
Alzheimer's Disease | AD : Not Classified | Unknown |
Unknown, but multiple in silico algorithms predicted a damaging effect. |
Exon 4 | Point, Missense CCT to CAT |
0 | Lanoiselée et al., 2017 | |
V89L (G>T) |
Alzheimer's Disease | AD : Pathogenic | Neurofibrillary tangles and neuritic plaques with dystrophic neurites corresponding to stage VI of Braak and Braak. Plaques abundant in the hippocampus, amygdala, and neocortex. Tangles abundant in the neocortex and hippocampus. Some amyloid angiopathy in cortical vessels. Moderate cortical atrophy and enlarged ventricles. |
Decreased Aβ40 and Aβ42 production; increased Aβ42/Aβ40 ratio in vitro. |
rs63750815 |
Exon 4 | Point, Missense GTG to TTG |
0 | Queralt et al., 2002 |
V89L (G>C) |
Alzheimer's Disease | AD : Pathogenic | Typical Alzheimer's disease pathology. |
Increased the Aβ42/Aβ40 ratio in vitro, and decreased the Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42 ratios in cells. |
Exon 4 | Point, Missense GTG to CTG |
0 | Liu et al., 2017 | |
C92S |
Alzheimer's Disease | AD : Pathogenic | Unknown. |
Increased Aβ42/Aβ40 ratio, and Aβ42 and Aβ43 secretion in cells. Reduced Aβ37/Aβ42 ratio. |
rs63751141 |
Exon 4 | Point, Missense TGC to TCC |
0 | Tedde et al., 2003 |
V94M |
Alzheimer's Disease | AD : Benign | Unknown. |
Decreased Aβ42 and Aβ40 production; Aβ42/Aβ40 and Aβ37/Aβ42 ratios similar to controls. |
rs63750831 |
Exon 4 | Point, Missense GTG to ATG |
0 | Arango et al., 2001 |
V96F |
Alzheimer's Disease | AD : Pathogenic | Unknown, but MRI in two cases showed brain volume loss, particularly in the hippocampus. |
In cultured cells, increased Aβ42/Aβ40 ratio and decreased Aβ37/Aβ42 ratio. Inhibited endopeptidase activity. |
rs63750601 |
Exon 4 | Point, Missense GTC to TTC |
0 | Kamino et al., 1996 |
V97L |
Alzheimer's Disease | AD : Pathogenic | Unknown; MRI from two mutation carriers showed enlarged lateral ventricles and atrophy of the cerebral cortex, especially the temporal lobes. |
MIxed experimental results, but a detailed analysis of Aβ peptide production in cells indicated a deleterious effect with a decrease in the Aβ37/Aβ42 ratio. Alterations of other cellular functions were also reported.
|
rs63750852 |
Exon 4 | Point, Missense GTG to TTG |
0 | Jia et al., 2005 |
T99A |
Alzheimer's Disease | AD : Not Classified | Unknown, but MRI showed atrophy of the parietal and frontal lobes. |
Three different assays yielded mixed results, but all suggested deleterious effects, including increased Aβ42/Aβ40 and decreased Aβ37/Aβ42 ratios. |
Exon 4 | Point, Missense ACC to GCC |
0 | Ikeda et al., 2013 | |
I100F |
Alzheimer's Disease | AD : Pathogenic | Unknown |
Unknown, but 5 in silico algorithms predicted damaging |
Exon 4 | Point, Missense ATT to TTT |
0 | Jia et al., 2020 | |
V103G |
Alzheimer's Disease | AD : Not Classified | Unknown |
Unknown, but predicted structural effect and predicted damaging by in silico algorithms (PolyPhen, SIFT, MutationTaster, CADD). |
Exon 4 | Point, Missense GTC to GGC |
0 | Gao et al., 2019 | |
V103_S104delinsG |
Alzheimer's Disease | AD : Pathogenic | Unknown, but in one case, MRI showed global atrophy, and FDG-PET showed hypometabolism in the posterior cingulate cortex, precuneus, and temporoparietal cortices. |
Increased Aβ42/40 ratio and decreased Aβ42 and Aβ40 levels in cell-based assay. |
Exon 4 | GTC to G--, AGC to -GC |
0 | Takada et al., 2022 | |
F105I |
Alzheimer's Disease | AD : Pathogenic | Unknown. |
Increased Aβ42/40 ratio and decreased Aβ37/40, Aβ37/42, and Aβ38/42 ratios in cells, indicating reduced γ-processivity. Also reduced total Aβ secretion. |
rs63750325 |
Exon 4 | Point, Missense TTT to ATT |
0 | Raux et al., 2005 |
F105V |
Alzheimer's Disease | AD : Pathogenic | Unknown. |
Increased Aβ42/40 ratio and decreased Aβ37/40, Aβ37/42, and Aβ38/42 ratios in cells, indicating reduced γ-processivity. It also reduced total Aβ secretion. |
Exon 4 | Point, Missense TTT to GTT |
0 | Gómez-Tortosa et al., 2010 | |
F105C |
Alzheimer's Disease | AD : Pathogenic | Unknown; neuroimaging showed enlarged ventricles and atrophy in the hippocampus and frontotemporal regions. |
Decreased Aβ (37 + 38 + 40) / (42 + 43) ratio. |
Exon 4 | Point, Missense TTT to TGT |
0 | Jiao et al., 2014; Deng et al., 2014 |
|
F105L |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD in three individuals. |
Increased Aβ42/40 ratio and decreased Aβ37/40, Aβ37/42, and Aβ38/42 ratios in cells, indicating reduced γ-processivity. It also reduced total Aβ secretion. |
rs63750321 |
Exon 4 | Point, Missense TTT to TTG |
0 | Finckh et al., 2000 |
R108Q |
Alzheimer's Disease | AD : Not Classified | Unknown. |
In cell assay, increased Aβ42 and Aβ40; in vitro, decreased Aβ42 production and undetectable Aβ40 production. |
rs200646139 |
Exon 4 | Point, Missense CGG to CAG |
0 | Dobricic et al., 2012 |
G111W |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown |
Unknown, but multiple in silico algorithms predicted a damaging effect. |
Exon 4 | Point, Missense GGG to TGG |
0 | Lanoiselée et al., 2017 | |
G111V |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown, but an MRI scan of one case revealed bilateral hippocampal atrophy. |
Reduced Aβ40, unchanged Aβ42, and elevated Aβ42/Aβ40 ratio in transfected cells. In silico analyses (PANTHER, Mutation Taster, and PolyPhen-2) predict probably pathogenic. |
Exon 4 | Point, Missense GGG to GTG |
0 | Qiu et al., 2020 | |
L113P |
Alzheimer's Disease, Frontotemporal Dementia | AD : Pathogenic, FTD : Not Classified | AD-like plaques and tangles; CT scans showed predominant frontotemporal atrophy and SPECT showed hypoperfusion including the frontal lobes. |
Increased Aβ42/40 ratio and decreased Aβ37/40, Aβ37/42, and Aβ38/42 ratios in cells, indicating reduced γ-processivity. It also reduced total Aβ secretion. |
rs63751399 |
Exon 4 | Point, Missense CTA to CCA |
0 | Raux et al., 2000 |
L113Q |
Alzheimer's Disease | AD : Not Classified | Neuritic plaques (Braak stage C); Neurofibrillary tangles (stage VI); Severe amyloid angiopathy. |
Decreased Aβ40 production in vitro; increased Aβ42/Aβ40 ratio.
|
rs63751399 |
Exon 4 | Point, Missense CTA to CAA |
0 | Finckh et al., 2005 |
L113_I114insT (Intron 4, InsTAC, g.23024delG, p.113+1delG, splice5, int4del) |
Alzheimer's Disease, Myoclonic seizure, Myoclonus | AD : Pathogenic | Neuropathology consistent with AD, including neuron loss in the hippocampus and entorhinal cortex, neuritic plaques and neurofibrillary tangles in the hippocampus, and amyloid angiopathy, particularly evident in the cerebellum. |
Deletion of a G in splice donor site of intron 4 produces three aberrant transcripts. Increased Aβ42 and Aβ42/Aβ40; reduced Aβ40 and Aβ38 production in patient brain membranes. In iPSC-derived neurons, increased Aβ42/Aβ40, Aβ42/Aβ38, and Aβ43/Aβ40 ratios, while decreased Aβ38/Aβ40. Also, increased BACE1–BACE2 products (Aβ19/20) and BACE1–BACE1/BACE2 products (Aβ34). |
rs63751475 |
Intron 4 | Insertion/Deletion G to - |
0 | Tysoe et al., 1998; De Jonghe et al., 1999 |
Y115H |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD. |
Increased Aβ42/Aβ40 and changed production levels and ratios of Aβ43, Aβ42, Aβ40, Aβ38, and Aβ37 in cells and in vitro, indicating reduced γ-processivity. Suppressed Aβ production by wild-type PSEN1.
|
rs63749962 |
Exon 5 | Point, Missense TAT to CAT |
0 | Campion et al., 1995 |
Y115D |
Alzheimer's Disease | AD : Not Classified | Neuropathology consistent with AD. |
Increased Aβ42/40 ratio and decreased Aβ37/40, Aβ37/42, and Aβ38/42 ratios in cells, indicating reduced γ-processivity. It also reduced total Aβ secretion. |
rs63749962 |
Exon 5 | Point, Missense TAT to GAT |
0 | |
Y115C |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD. |
Increased Aβ42:Aβ40 ratio and decreased Aβ37/40, Aβ37/42, and Aβ38/42 ratios in cells, indicating reduced γ-processivity. In cells, increased Aβ42 secretion; in vitro, decreased Aβ42, and especially Aβ40, production. Also, disruption of lysosome function and autophagy via accumulation of APP β-C-terminal fragments. |
rs63750450 |
Exon 5 | Point, Missense TAT to TGT |
0 | Cruts et al., 1998 |
T116R |
Alzheimer's Disease | AD : Not Classified | Unknown. |
Increased Aβ42/40 ratio and decreased Aβ37/40, Aβ37/42, and Aβ38/42 ratios in cells, indicating reduced γ-processivity. It increased Aβ42 and 43 production at the expense of Aβ37, 38 and 40, and reduced total Aβ secretion. |
Exon 5 | 0 | Mann et al., 2001 | ||
T116_P117delinsST |
Alzheimer's Disease | AD : Not Classified | Neuropathology consistent with AD in biopsies from two individuals. |
Unknown. In silico predictions mixed: deleterious (PolyPhen2, SIFT, PROVEAN); uncertain significance (Mutation Taster 2); medium effect (Mutation Assessor); T116S neutral and P117T pathogenic (PredictSNP). |
Exon 5 | Insertion/Deletion ACC CCA to TCT ACA |
0 | Blanco et al., 2019 | |
T116N |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD. |
Increased Aβ42/40 ratio and decreased Aβ37/40, Aβ37/42, and Aβ38/42 ratios in cells and in vitro for Aβ42/40 ratio, indicating reduced γ-processivity. It also reduced total Aβ secretion in cells and production in vitro. |
rs63750730 |
Exon 5 | Point, Missense ACC to AAC |
0 | Romero et al., 1999 |
T116I |
Alzheimer's Disease | AD : Pathogenic | Unknown, but MRI and FDG-PET showed atrophy and hypometabolism in temporal and parietal regions. |
Increased Aβ42/40 ratio and decreased Aβ37/40, Aβ37/42, and Aβ38/42 ratios in cells, indicating reduced γ-processivity. It also reduced total Aβ secretion. |
rs63750730 |
Exon 5 | Point, Missense ACC to ATC |
0 | La Bella et al., 2004 |
P117A |
Alzheimer's Disease, Ataxia | AD : Pathogenic | Unknown. |
Increased Aβ42/40 and Aβ42/Aβ total ratios and decreased Aβ37/40, Aβ37/42, and Aβ38/42 ratios. |
Exon 5 | Point, Missense CCA to GCA |
0 | Anheim et al., 2007 | |
P117S |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD according to CERAD criteria; Neuronal loss estimated to be greater than 70 percent in one brain; extensive loss of white matter; active gliosis throughout the brain; Lewy bodies. |
Increased Aβ42/40 ratio and decreased Aβ37/40, Aβ37/42, and Aβ38/42 ratios in transfected cells, indicating reduced γ-processivity. Increased production of Aβ42 and Aβ43 at the expense of Aβ37 and Aβ40; Aβ38 was only moderately decreased. Reduced neurite outgrowth.
|
rs63750550 |
Exon 5 | Point, Missense CCA to TCA |
0 | Dowjat et al., 2004 |
P117T |
Alzheimer's Disease | AD : Pathogenic | Unknown |
Unknown, but 5 in silico algorithms predicted damaging. PHRED-CADD score: 26.5 |
Exon 5 | Point, Missense CCA to ACA |
0 | Jia et al., 2020 | |
P117R |
Alzheimer's Disease | AD : Pathogenic | Unknown. |
Increased Aβ42/40 ratio and decreased Aβ37/40, Aβ37/42, and Aβ38/42 ratios in cells, indicating reduced γ-processivity. Also, affected cell cycle in immortalized patient lymphocytes. |
rs63749805 |
Exon 5 | Point, Missense CCA to CGA |
0 | Zekanowski et al., 2003 |
P117Q |
Alzheimer's Disease | AD : Pathogenic | Unknown, but CSF biomarkers (Aβ42, tau, and phospho-tau) were in the AD pathological range in one case. |
Unknown, but multiple in silico algorithms predicted a damaging effect. |
Exon 5 | Point, Missense CCA to CAA |
0 | Lanoiselée et al., 2017 | |
P117L |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD. Unusually high amyloid burden, especially in the molecular layer of the cerebellum and in cerebellar vessels. |
Increased Aβ42/40 ratio and decreased Aβ37/40, Aβ37/42, and Aβ38/42 ratios in cells; reduced ε-cleavage; Aβ49→Aβ46 and Aβ43→Aβ40 trimming. In addition, inhibited neurite outgrowth and neurofilament assembly, increased cell-cycle arrest, and decreased neuronal differentiation of progenitor cells. |
rs63749805 |
Exon 5 | Point, Missense CCA to CTA |
1 | Wisniewski et al., 1998 |
T119I |
Alzheimer's Disease | AD : Pathogenic | Unknown, but in 3 cases, PiB-PET revealed amyloid in frontal, parietal, and temporal regions, and PET-FDG showed hypometabolism in 3 patients including parietal lobe, precuneus, anterior cingulate, dorsal frontal lobe, and temporal lobe. MRI showed atrophy in frontal, parietal, and temporal cortices. CSF Aβ42 was reduced in one case and CSF phospho-tau elevated in another. |
Unknown, but most in silico analyses predict it to be damaging, as do structural data. CADD-PHRED score = 24. |
Exon 5 | Point, Missense ACA to ATA |
0 | Itzcovich et al., 2019; Giau et al., 2019 |
|
E120K |
Alzheimer's Disease, Parkinsonism, Spastic Paraparesis | AD : Pathogenic | Neuropathology consistent with AD. |
Increased Aβ42/40 ratio in cells and in vitro. In cells, also increased Aβ42/Aβ total ratio and decreased Aβ37/40, Aβ37/42, and Aβ38/42 ratios. In vitro, reduced Aβ40 and Aβ42 production. Cell data suggest reduced γ-processivity. |
rs63750800 |
Exon 5 | Point, Missense GAA to AAA |
0 | Hutton et al., 1996 |
E120G |
Alzheimer's Disease | AD : Pathogenic | Frequent amyloid plaques and neurofibrillary tangles; Severe amyloid angiopathy. |
Decreased Aβ38 and Aβ40 production and Aβ38/Aβ42 ratio in patient brain sample. Increased Aβ42/40 ratio and decreased Aβ37/40, Aβ37/42, and Aβ38/42 ratios in cells, indicating reduced γ-processivity. Total Aβ secretion reduced in cells. |
Exon 5 | Point, Missense GAA to GGA |
0 | Lladó et al., 2009; Gómez-Tortosa et al., 2010 |
|
E120D (A>T) |
Alzheimer's Disease | AD : Pathogenic | Unknown. |
Increased Aβ42/40 ratio and decreased Aβ37/40, Aβ37/42, and Aβ38/42 ratios in cells, indicating reduced γ-processivity. It also reduced total Aβ secretion. In vitro, decreased Aβ42, and particularly Aβ40, production.
|
rs63751272 |
Exon 5 | Point, Missense GAA to GAT |
0 | Reznik-Wolf et al., 1996 |
E120D (A>C) |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD. |
Increased Aβ42/40 ratio and decreased Aβ37/40, Aβ37/42, and Aβ38/42 ratios in cells, indicating reduced γ-processivity. It also reduced total Aβ secretion. In vitro, decreased Aβ42, and particularly Aβ40, production. |
rs63751272 |
Exon 5 | Point, Missense GAA to GAC |
0 | Poorkaj et al., 1998 |
E123K |
Alzheimer's Disease | AD : Uncertain Significance | Unknown, but in 2 cases, MRI showed atrophy in the medial temporal lobes, and PET showed hypoperfusion in the temporal and parietal lobes. |
In cells, effects on AICD, Aβ38, Aβ40, and Aβ42 were minimal, but increased Aβ43; in vitro, decreased Aβ40 and Aβ42 production, and elevated Aβ42/Aβ40 ratio. |
rs63750378 |
Exon 5 | Point, Missense GAG to AAG |
0 | Yasuda et al., 1999 |
Q127_R128delinsG |
Alzheimer's Disease | AD : Not Classified | Unknown |
Increased Aβ42 and decreased Aβ40 secreted from cells, resulting in increased Aβ42/Aβ40 ratio. However, earlier cell-based results suggested no effect on Aβ40 and Aβ42 levels. |
Exon 5 | Insertion/Deletion CAGAGA to GGA |
0 | Hsu et al., 2018 | |
H131R |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown, but PiB-PET showed extensive cortical and striatal amyloid deposition in one patient. Also, FDG-PET showed hypometabolism in precuneus and bilateral temporo-parietal region and reduced blood flow in parietal and temporal lobes. In two patients, MRI showed parietal and temporal atrophy.
|
Increased Aβ42/Aβ40 ratio in vitro. Also, abrogated pH-sensitivity of Aβ peptide generation in vitro. In silico algorithms predicted benign (Polyphen) and damaging (SIFT).
|
Exon 5 | Point, Missense CAC to CGC |
0 | Ikeda et al., 2013 | |
H131Q |
Alzheimer's Disease | AD : Not Classified | Unknown |
Unknown. Only 1 of 5 in silico algorithms predicted damaging. |
Exon 5 | Point, Missense CAC to CAG |
0 | Jia et al., 2020 | |
S132A |
Alzheimer's Disease, Dementia with Lewy Bodies, Frontotemporal Dementia, Myoclonus | AD : Not Classified, DLB : Not Classified, FTD : Not Classified | Neuropathology consistent with AD, with severe neocortical Lewy body disease (one case). |
Unknown, but CADD score was above 20 suggesting deleterious effects. |
rs200937800 |
Exon 5 | Point, Missense TCA to GCA |
0 | Ryan et al., 2016 |
L134R |
Alzheimer's Disease | AD : Not Classified | Unknown; MRI of the Turkish proband showed atrophy of the cerebrum and cerebellum. |
Increased Aβ42/Aβ40 and decreased Aβ37/Aβ42 in cell-based assay. |
Exon 5 | Point, Missense CTG to CGG |
0 | Lohmann et al., 2012 | |
N135D |
Alzheimer's Disease | AD : Pathogenic | Brain biopsy showed mild loss of neurons and secondary gliosis with multiple neuritic plaques and abundant neurofibrillary tangles. |
Increased Aβ42/Aβ40 ratio in cell lines and in vitro; increases intracellular and secreted Aβ42 and decreases Aβ40 in cells; reduces both Aβ42 and Aβ40 production in vitro. |
rs63750353 |
Exon 5 | Point, Missense AAT to GAT |
0 | Crook et al., 1997 |
N135Y |
Alzheimer's Disease | AD : Not Classified | Postmortem findings consistent with AD. |
Reduced levels of secreted Aβ40 and higher Aβ42/Aβ40 ratio. |
Exon 5 | Point, Missense AAT to TAT |
0 | Natelson Love et al., 2017 | |
N135S |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD, including widespread neurofibrillary tangles and neuritic plaques. Some cotton-wool plaques; Mild amyloid angiopathy; Corticospinal tract pathology. |
Unknown, but multiple in silico algorithms predicted a damaging effect. |
rs63751278 |
Exon 5 | Point, Missense AAT to AGT |
0 | Finckh et al., 2005 |
A136V |
AD : Not Classified | Unknown, but in one case MRI showed hippocampal atrophy and FDG-PET hypometabolism in temporal, parietal, and occipital cortices. Aβ42 and tau in CSF were consistent with AD. |
Unknown, but in silico algorithms (SIFT, Polyphen2) predicted damaging. |
Exon 5 | Point, Missense GCT to GTT |
0 | Li et al., 2021 | ||
A136G |
Alzheimer's Disease | AD : Not Classified | In vitro assays showed a moderate decrease in both Aβ40 and Aβ42 production, with the Aβ42/Aβ40 ratio remaining roughly similar to wildtype. Neuroblastoma cells carrying the mutation showed enhanced sensitivity to trophic withdrawal. Also, the mutation enhanced PSEN1 cleavage of ER calcium sensor STIM1, resulting in dendritic spine disruption. |
rs41345849 |
Exon 5 | Point, Missense GCT to GGT |
0 | Xu et al., 2002 | |
M139L |
Alzheimer's Disease | AD : Pathogenic | Unknown, but MRI in two individuals revealed bilateral atrophy in the hippocampus and cerebral cortex. |
Aβ40 levels moderately decreased; Aβ42/Aβ40 ratio increased in cultured cells. |
Exon 5 | Point, Missense ATG to TTG |
0 | Qiu et al., 2019; Gao et al., 2019 |
|
M139V |
Alzheimer's Disease, Atypical Dementia | AD : Pathogenic | Neuropathology consistent with AD. |
Increased Aβ42/Aβ40, Aβ42/Aβ38, Aβ43/Aβ40, and Aβ2-40:Aβ40; decreased Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42, Aβ38/Aβ40, Aβ38/Aβ42, Aβ40/Aβ43, and Aβ11-40/Aβ40 ratios. Decreased Aβ40, Aβ38, and Aβ37 levels, while increasing Aβ42 and Aβ43. Mutant protein levels were variable in iPSC-derived neurons suggesting protein instability.
|
rs63751037 |
Exon 5 | Point, Missense ATG to GTG |
0 | Alzheimer's Disease Collaborative Group, 1995 |
M139K |
Alzheimer's Disease | AD : Pathogenic | Unknown. |
Unknown, but multiple in silico algorithms predicted a damaging effect. |
rs63751106 |
Exon 5 | Point, Missense ATG to AAG |
0 | Dumanchin et al., 1998 |
M139R |
Alzheimer's Disease | AD : Not Classified | Unknown |
Unknown, but an in silico algorithm predicted it is damaging (PHRED-scaled CADD score >20). |
Exon 5 | Point, Missense ATG to AGG |
0 | ||
M139T |
Alzheimer's Disease | AD : Pathogenic | Unknown. |
Increased Aβ42/Aβ40 ratio and decreased Aβ (37 + 38 + 40) / (42 + 43), Aβ37/Aβ42, and Aβ38/Aβ42 ratios in cells. |
rs63751106 |
Exon 5 | Point, Missense ATG to ACG |
1 | Campion et al., 1995 |
M139I (G>C) |
Alzheimer's Disease | AD : Pathogenic | Possible mislocalization of presenilin-1 protein; co-localization with tangles. |
Increased Aβ42/Aβ total ratio. |
rs63750522 |
Exon 5 | Point, Missense ATG to ATC |
0 | Kim et al., 2010 |
M139I (G>A) |
Alzheimer's Disease | AD : Pathogenic | Possible mislocalization of presenilin-1 protein; co-localization with tangles. |
Increased Aβ42/Aβ total ratio. |
rs63750522 |
Exon 5 | Point, Missense ATG to ATA |
0 | Boteva et al., 1996 |
V142I |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown |
Unknown, but CADD score above 20 suggesting damaging effect. |
rs63751037 |
Exon 5 | Point, Missense GTC to ATC |
0 | Koriath et al., 2018 |
V142F |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown, but MRI showed severe cortical atrophy that was most pronounced in frontal and temporal lobes. |
Predicted to be pathogenic by MutPred, SNPs&Go, MutationTaster, and SIFT. |
Exon 5 | Point, Missense GTC to TTC |
0 | Wang et al., 2018 | |
I143F |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD, but in one case, more widespread distribution of plaques in the temporal sulcus compared with sporadic AD, and lower ratio of Ab40 to Ab42/Ab43 in plaques. Also, accelerated NFT formation and neuronal loss. |
Increased Aβ42/Aβ40 and decreased Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42 indicating a deleterious effect.
|
rs63750322 |
Exon 5 | Point, Missense ATT to TTT |
0 | Rossor et al., 1996; Palmer et al., 1999 |
I143V |
Alzheimer's Disease | AD : Not Classified | Neuropathology consistent with AD, including abundant amyloid plaques and severe neurofibrillary tangle pathology (stage VI Braak and Braak). Amyloid deposits were comprised largely of Aβ42, with little to no Aβ40. There was minimal amyloid angiopathy in vessels. |
Increased Aβ42 and Aβ42/Aβ40 ratio in cells and in vitro. |
Exon 5 | Point, Missense ATT to GTT |
0 | Gallo et al., 2011 | |
I143T |
Alzheimer's Disease, Myoclonus | AD : Pathogenic | Neuropathology consistent with AD. |
Increased the Aβ42/Aβ40 ratio and decreased the Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42 ratios. |
rs63750004 |
Exon 5 | Point, Missense ATT to ACT |
0 | Cruts et al., 1995; Rogaeva et al., 2001 |
I143N |
Alzheimer's Disease | AD : Pathogenic | Unknown |
Increased Aβ42/Aβ40 and decreased Aβ37/Aβ42 in cultured cells. |
rs63750004 |
Exon 5 | Point, Missense ATT to AAT |
0 | Raux et al., 2005 |
I143M |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD in one case. |
Unknown, but other mutations at this location alter Aβ peptide production and, in wild-type PSEN1, I143 forms part of the substrate-binding pore.
|
rs63751071 |
Exon 5 | Point, Missense ATT to ATG |
0 | Heckmann et al., 2002 |
M146L (A>C) |
Alzheimer's Disease, Pick's disease | AD : Pathogenic | Neuropathology consistent with AD in multiple affected mutation carriers. Pick bodies and Lewy body pathology, as assessed by α-synuclein staining, have been noted in some cases. |
Increased Aβ42, Aβ42/Aβ total, Aβ42/Aβ40 in cells and in vitro assays and decreased Aβ37/Aβ42. Impaired calcium dynamics, mitochondrial permeability, expression of synaptic and neuronal differentiation genes. |
rs63750306 |
Exon 5 | Point, Missense ATG to CTG |
17 | Sherrington et al., 1995; Sorbi et al., 1995; Alzheimer's Disease Collaborative Group, 1995 |
M146V |
Alzheimer's Disease, Frontotemporal Dementia | AD : Pathogenic, FTD : Not Classified | Variable: Neuropathology consistent with AD in some cases, but also, in at least one case, mixed pathology including frequent Aβ deposits, tangles, and Pick bodies. |
Increased Aβ42/Aβ40 ratio; increased Aβ42 and Aβ43; lowered wild-type PSEN1 gene expression. Disrupted endosomes via accumulation of APP β-CTF. Disrupted calcium channels, triggered cascade resulting in altered axonal transport, damage/loss of neurites. Increased calcineurin activity, impaired trafficking of glutamate AMPA receptors. Disrupted mitochondrial function, altered trophic factor function, and cerebral blood flow. |
rs63750306 |
Exon 5 | Point, Missense ATG to GTG |
6 | Alzheimer's Disease Collaborative Group, 1995 |
M146L (A>T) |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD. In one case, Lewy body pathology in the amygdala, cingulate gyrus, and substantia nigra. |
Increased Aβ42, Aβ42/Aβ total, Aβ42/Aβ40 in cells and in vitro assays and decreased Aβ37/Aβ42. Impaired calcium dynamics, mitochondrial permeability, expression of synaptic and neuronal differentiation genes. |
rs63750306 |
Exon 5 | Point, Missense ATG to TTG |
0 | Mangone et al., 1995; Morelli et al., 1998 |
M146I (G>T) |
Alzheimer's Disease | AD : Not Classified | Unknown, but carriers of a different nucleotide change resulting in the same amino acid substitution had neuropathology consistent with AD. |
Increased Aβ42/Aβ40 and Aβ42/Aβ38; unchanged Aβ38/Aβ40 and Aβ43/Aβ40 in iPSC-derived neurons. Altered protein stability. Also, disrupted lysosome function and autophagy seemingly due to accumulation of β-C-terminal APP fragments. (M146I, nt change unspecified). |
rs63750391 |
Exon 5 | Point, Missense ATG to ATT |
0 | Rogaeva et al., 2001 |
M146I (G>A) |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD. |
Increased Aβ42/Aβ40 and Aβ42/Aβ38; unchanged Aβ38/Aβ40 and Aβ43/Aβ40 in iPSC-derived neurons. Altered protein stability. Also, disrupted lysosome function and autophagy seemingly due to accumulation of β-C-terminal APP fragments. (M146I, nt change unspecified). |
rs63750391 |
Exon 5 | Point, Missense ATG to ATA |
0 | Jørgensen et al., 1996 |
M146I (G>C) |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD in 3 cases, but more involvement of central grey areas, no vascular lesions, and very mild amyloid angiopathy. |
Increased Aβ42/Aβ40 and Aβ42/Aβ38; unchanged Aβ38/Aβ40 and Aβ43/Aβ40 in iPSC-derived neurons. Altered protein stability. Also, disrupted lysosome function and autophagy seemingly due to accumulation of β-C-terminal APP fragments. (M146I, nt change unspecified). |
rs63750391 |
Exon 5 | Point, Missense ATG to ATC |
0 | Gustafson et al., 1998 |
T147P |
Alzheimer's Disease, Ataxia | AD : Not Classified | Unknown; neuroimaging showed widespread cortical atrophy, as well as atrophy in the medial temporal lobes, with less severe cerebellar atrophy. |
In cells, decreased Aβ37/Aβ42 ratio, although Aβ42/Aβ40 was similar to controls. |
Exon 5 | Point, Missense ACT to CCT |
0 | Testi et al., 2014 | |
T147I |
Alzheimer's Disease | AD : Pathogenic | Unknown. |
Unknown; predicted probably damaging in silico. |
rs63750907 |
Exon 5 | Point, Missense ACT to ATT |
0 | Campion et al., 1999 |
L150P |
Alzheimer's Disease | AD : Not Classified | Unknown. |
Decreased Aβ37/Aβ42 ratio, increased Aβ43. Slightly increased Aβ42/Aβ40 ratio. |
Exon 5 | Point, Missense CTG to CCG |
0 | Wallon et al., 2012 | |
V151M |
Alzheimer's Disease | AD : Not Classified | Unknown |
Unknown, but in silico analyses predicted a damaging effect (PHRED-scaled CADD score > 20). |
Exon 5 | Point, Missense GTG to ATG |
0 | Jiao et al., 2021 | |
V151V |
Alzheimer's Disease | AD : Not Classified | Unknown. |
Unknown. Predicted to potentially affect splicing in silico, but PHRED-scaled CADD = 11. |
Exon 5 | Point, Silent GTG to GTT |
0 | Jia et al., 2020 | |
L153V |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD in one case. |
Decreased Aβ40 and Aβ42 production in vitro. |
rs63751441 |
Exon 5 | Point, Missense CTG to GTG |
0 | Raux et al., 2000; Janssen et al., 2001 |
Y154N |
Alzheimer's Disease, Spastic Paraparesis | AD : Pathogenic | Unknown, MRI and SPECT showed atrophy and hypoperfusion in occipito-parietal areas and internal temporal lobe areas, including the hippocampus. |
Dramatically decreased Aβ40 and Aβ42 production, as well as decreased endopeptidase activity, in vitro. |
rs63750588 |
Exon 5 | Point, Missense TAT to AAT |
0 | Hattori et al., 2004 |
Y154C |
Alzheimer's Disease | AD : Not Classified | Unknown |
Unknown, but multiple in silico algorithms predicted a damaging effect. |
rs63751292 |
Exon 5 | Point, Missense TAT to TGT |
0 | Janssen et al., 2003 |
Y156delinsFIY |
Alzheimer's Disease, Spastic Paraparesis | AD : Likely Pathogenic | Neuropathology in one case was consistent with AD, but more widespread and included cotton-wool plaques. FDG-PET in 2 individuals showed hypometabolism starting in posterior temporo-parietal cortex and spreading rapidly to posterior cingulate, primary motor, and frontal association cortices. |
Unknown |
rs63750631 |
Exon 5 | Insertion TAC to TTT.ATA.TAC |
0 | Rogaeva et al., 2001; Moretti et al., 2004 |
R157S |
Alzheimer's Disease | AD : Uncertain Significance | Unknown, but one patient had posterior cortical atrophy and mild medial temporal atrophy as assessed by MRI. |
Unknown, but multiple in silico analyses predicted the mutation is likely pathogenic, CADD score, 31. |
rs201617677 |
Exon 5 | Point, Missense AGG to AGT |
0 | Jiang et al., 2019 |
Y159S |
Alzheimer's Disease | AD : Pathogenic | Unknown, but MRI in one patient revealed mild atrophy of the temporal and parietal lobes, and the hippocampus. |
Decreased Aβ40 and moderately increased Aβ42, resulting in a 4-fold increase in the Aβ42/Aβ40 ratio in cells. |
Exon 5 | Point, Missense TAT to TCT |
0 | Li et al., 2022 | |
Y159C |
Alzheimer's Disease, Parkinsonism | AD : Not Classified | Unknown, but in one case, MRI revealed diffuse parietal and hippocampal atrophy, and FDG-PET showed severe hypometabolism in bilateral frontoparieto-temporal cortex. |
Unknown, but in silico algorithms predicted probably damaging (Polyphen2) and not tolerated (SIFT). Cryo-EM suggests structural role in PSEN1-APP interaction. CADD score = 28.3. |
rs778630379 |
Exon 5 | Point, Missense TAT to TGT |
0 | Kim et al., 2020 |
Y159F |
Alzheimer's Disease | AD : Pathogenic | Unknown, but CSF biomarkers suggestive of AD. |
Increased Aβ2 resulting in an increased Aβ42/Aβ40 ratio in cells. |
rs778630379 |
Exon 5 | Point, Missense TAT to TTT |
0 | Kerchner and Holbrook, 2012 |
H163Y |
Alzheimer's Disease | AD : Pathogenic | Typical AD neuropathology (one case); decreased glucose metabolism in presymptomatic mutation carriers, especially in the thalamus. Widespread brain amyloid (PiB-PET) and shrunken hippocampi. |
Decreased CSF Aβ42 and Aβ38 levels. Increased Aβ42/Aβ total ratio when expressed in COS-1 cells co-transfected with APP695, and increased Aβ42 production in an in vitro assay using purified proteins. |
rs63749885 |
Exon 5 | Point, Missense CAT to TAT |
0 | Alzheimer's Disease Collaborative Group, 1995 |
H163R |
Alzheimer's Disease, Myoclonus | AD : Pathogenic | Data are limited, but neuropathology consistent with AD has been observed in at least one case. |
Increased total Aβ, Aβ42, and Aβ43, while reducing Aβ40 and Aβ38 production in cells; drastic reduction of Aβ42 and Aβ40 production in vitro. Affects γ-secretase-dependent neurexin processing. |
rs63750590 |
Exon 5 | Point, Missense CAT to CGT |
1 | Campion et al., 1995; Sherrington et al., 1995; Tanahashi et al., 1995 |
H163P |
Alzheimer's Disease | AD : Not Classified | Brain biopsy of the frontal cortex showed numerous senile plaques and neurofibrillary tangles compatible with a diagnosis of AD. No spongiform changes or abnormal prion proteins were detected. |
Increased Aβ42/Aβ40 ratio; increased Aβ42; decreased Aβ40. |
Exon 5 | Point, Missense CAT to CCT |
0 | Kim et al., 2012 | |
A164V |
Alzheimer's Disease | AD : Not Classified | Unknown; MRI showed generalized atrophy of the brain with pronounced involvement of the anterior temporal lobe, including the hippocampus. |
Both Aβ42/Aβ40 and Aβ37/Aβ42 ratios were similar to wildtype PSEN1. |
Exon 6 | Point, Missense GCC to GTC |
0 | Roeber et al., 2015 | |
W165G |
Alzheimer's Disease | AD : Not Classified | Unknown; but SPECT showed slight decrease in blood flow to parieto-occipital regions and thalamus in one case. Also, EEG alterations, but normal MRI. |
In vitro, increased Aβ42 and Aβ42/Aβ40 ratio; reduced Aβ40. |
rs63751010 |
Exon 6 | Point, Missense TGG to GGG |
0 | Higuchi et al., 2000 |
W165C (G>T) |
Alzheimer's Disease | AD : Pathogenic | Unknown, MRI showed diffuse cerebral and cerebellar atrophy in one case. |
Unknown, but in silico analyses (SIFT and polyphen) predict the mutation is deleterious, probably damaging. |
Exon 6 | Point, Missense TGG to TGT |
0 | Syama et al., 2018 | |
W165C (G>C) |
Alzheimer's Disease | AD : Pathogenic | Unknown |
rs63751484 |
Exon 6 | Point, Missense TGG to TGC |
0 | Campion et al., 1999 | |
L166V |
Alzheimer's Disease | AD : Pathogenic | SPECT imaging performed four years after symptom onset showed temporoparietal hypoperfusion. Postmortem evaluation revealed neuropathology consistent with AD, including advanced plaques and tangles (CERAD C, Braak stage VI). |
Unknown; predicted damaging in silico by multiple algorithms. |
Exon 6 | Point, Missense CTT to GTT |
0 | Sassi et al., 2014 | |
L166del |
Alzheimer's Disease | AD : Not Classified | Unknown; MRI showed generalized, symmetrical cerebral atrophy, which was most prominent in the medial temporal lobes. |
Unknown. |
rs63751458 |
Exon 6 | Deletion CTT to --- |
0 | Knight et al., 2007 |
L166H |
Alzheimer's Disease | AD : Not Classified | Unknown; MRI showed marked hippocampal atrophy and cortical atrophy, especially in the insula and the peri-insular temporal lobe. SPECT imaging showed bilateral hypometabolism in the parietal and frontal lobes. |
Unknown, but multiple in silico algorithms predicted a damaging effect. |
rs63750265 |
Exon 6 | Point, Missense CTT to CAT |
0 | Pantieri et al., 2005 |
L166R |
Alzheimer's Disease | AD : Pathogenic | Unknown; MRI in the proband showed cortical atrophy; PET showed parietal hypoperfusion. |
Unknown, but multiple in silico algorithms predicted a damaging effect. |
rs63750265 |
Exon 6 | Point, Missense CTT to CGT |
0 | Ezquerra et al., 2000 |
L166P |
Alzheimer's Disease, Spastic Paraparesis | AD : Pathogenic, ALS-FTD : Not Classified | In one individual, numerous Aβ-positive neuritic and cotton-wool plaques throughout the cerebral cortex; abundant Aβ-positive amyloid cores in the cerebellar cortex. In another, robust amyloid pathology in the striatum and cerebellum, and asymmetric tau pathology in the primary sensorimotor cortex contralateral to the side most affected by spasticity. |
Decreased Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42 and increased Aβ42/Aβ40. Increased Aβ42 and Aβ43; endosomal accumulation of APP β-CTF. Also, interfered with wild-type PSEN1 activity, reduced GLT-1 interaction, inhibited calcium leak in the ER, affected ApoE secretion, altered PSEN1 subcellular localization. Stalled γ-secretase-substrate complex tied to synaptic loss. |
rs63750265 |
Exon 6 | Point, Missense CTT to CCT |
4 | Moehlmann et al., 2002 |
I168del (TTAdel) (I167del) |
Alzheimer's Disease | AD : Pathogenic | Unknown. |
Decreased Aβ37/Aβ42, increased Aβ42/Aβ40, and increased Aβ43 in cultured cells (nucleotide change unspecified). |
Exon 6 | Deletion TTA to --- |
0 | Jiao et al., 2014 | |
I168del (TATdel) (I167del) |
Alzheimer's Disease | AD : Not Classified | Unknown |
Decreased Aβ37/Aβ42, increased Aβ42/Aβ40, and increased Aβ43 in cultured cells (variant's nucleotide change was unspecified). |
rs63750879 |
Exon 6 | Deletion ATT.ATA to ATA |
0 | Janssen et al., 2003 |
I168T |
Alzheimer's Disease | AD : Not Classified | Neuropathology consistent with AD. |
No significant effect on Aβ40 or Aβ42 secretion in cells; decreased Aβ42 and abrogated Aβ40 production in vitro. |
Exon 6 | Point, Missense ATA to ACA |
0 | Sassi et al., 2014 | |
I168dup |
Alzheimer's Disease, Myoclonus | AD : Not Classified | Neuropatholgoy consistent with AD in one case. |
Unknown, but in silico algorithms (PROVEAN and SIFT) predicted pathogenicity and CADD score was 20.2. |
Exon 6 | Duplicaton ATA to ATA.ATA |
0 | O'Connor et al., 2021 | |
S169P |
Alzheimer's Disease, Myoclonic seizure | AD : Pathogenic | Neuropathology consistent with AD, including numerous plaques and neurofibrillary tangles, neuritic irregularities, neuronal lipofuscin, and mild astrocytosis. |
Increased Aβ42 and moderately decreased Aβ40 production in vitro; increased Aβ42/Aβ40. |
rs63750418 |
Exon 6 | Point, Missense TCA to CCA |
0 | Ezquerra et al., 1999 |
S169L |
Alzheimer's Disease | AD : Pathogenic | Neuropathology typical of AD, but also Aβ deposition in the cerebellum and white matter, as well as numerous ectopic neurons, often containing tau-immunopositive neurofibrillary tangles, in the white matter of the frontal and temporal lobes, possibly due to errant migration during development. |
Unknown, but cryo-EM analysis of the γ-secretase-complex revealed a direct interaction of the wild-type residue with APP. |
rs63751210 |
Exon 6 | Point, Missense TCA to TTA |
0 | Taddei et al., 1998 |
S169del (ΔS169, Ser169del, ΔS170) |
Alzheimer's Disease | AD : Pathogenic | Unknown; MRI of the proband showed generalized cerebral atrophy with enlargement of the ventricles and widening of the sulci. |
Decreased Aβ42 and abrogation of Aβ40 production in vitro. No effect on Notch. |
Exon 6 | Deletion TCA.TCT to TCT |
0 | Guo et al., 2010 | |
S170P |
Alzheimer's Disease | AD : Not Classified, Parkinsonism : Not Classified | In AD case, typical AD tau pathology was reported. In parkinsonism case, MRI revealed hypointensity in the putamen, globus pallidus, and substantia nigra, as well as frontotemporal cortical atrophy. SPECT showed severe nigrostriatal dopaminergic deficit bilaterally, and 18F-FDG PET hypometabolism in striatal and posterior cingulate. |
Unknown, but multiple in silico algorithms predicted a damaging effect. |
rs63750577 |
Exon 6 | Point, Missense TCT to CCT |
0 | Irwin et al., 2013; Carecchio et al., 2017 |
S170F |
Alzheimer's Disease | AD : Pathogenic | Variable: Some cases with typical AD pathology; Extensive Lewy bodies in the substantia nigra and throughout the brain have also been reported. One case had severe cerebellar pathology, including abundant amyloid deposition and loss of Purkinje cells. |
Increased Aβ42/Aβ40 ratio in cells and in vitro, but effects on Aβ42 and Aβ40 levels varied between studies. Effects on calcium homeostasis, phospho-tau expression, autophagy, expression of mitochondrial fission and fusion proteins, cell viability, and trophic factor function have also been reported.
|
rs63750577 |
Exon 6 | Point, Missense TCT to TTT |
0 | Snider et al., 2005 |
S170_ L171insY |
Alzheimer's Disease | AD : Not Classified | Unknown |
Unknown |
Exon 6 | Insertion/Deletion --- to TAT |
0 | Koriath et al., 2018 | |
L171P |
Alzheimer's Disease | AD : Pathogenic | Unknown |
Drastically decreased Aβ42 production and Aβ40 production was undetectable in vitro. |
rs63750963 |
Exon 6 | Point, Missense CTA to CCA |
0 | Ramirez-Dueñas et al., 1998 |
L172W |
Alzheimer's Disease | AD : Not Classified | Unknown |
Unknown. 4 of 5 in silico algorithms predicted damaging. |
Exon 6 | Point, Missense TTG to TGG |
0 | Jia et al., 2020 | |
L173W |
Alzheimer's Disease | AD : Pathogenic | Unknown. |
Decreased Aβ40 and increased Aβ42 and the Aβ42/Aβ40 ratio in vitro. |
rs63750299 |
Exon 6 | Point, Missense TTG to TGG |
0 | Campion et al., 1999 |
L173S |
Alzheimer's Disease | AD : Pathogenic | Unknown |
Unknown, predicted to be damaging by multiple in silico analyses, but not all. PHRED-CADD score=24.1 |
Exon 6 | Point, Missense TTG to TCG |
0 | Wang et al., 2019 | |
L173F (G>C) |
Alzheimer's Disease | AD : Pathogenic | Unknown; MRI from two affected mutation carriers showed atrophy of the medial temporal lobe. SPECT showed hypoperfusion of the posterior cingulate gyri and other cortical areas. |
Uncertain. Aβ37/Aβ42 ratio similar to control in one cell-based assay, but increased Aβ42/Aβ40 ratio in two assays. Aβ42 decreased in one assay, but increased in another. |
Exon 6 | Point, Missense TTG to TTC |
0 | Kasuga et al., 2009 | |
L173F (G>T) |
Alzheimer's Disease | AD : Pathogenic | Unknown. |
Uncertain. Aβ37/Aβ42 ratio similar to control in one cell-based assay, but increased Aβ42/Aβ40 ratio in two assays. Aβ42 decreased in one assay, but increased in another. (One assays did not specify nucleotide change; other involved synonymous variant L173F (G>C)). |
Exon 6 | Point, Missense TTG to TTT |
0 | Jin et al., 2012 | |
L174M |
Alzheimer's Disease, Cerebral Amyloid Angiopathy | AD : Pathogenic | Neuropathology consistent with AD and CAA in one case. |
Decreased Aβ40 and increased Aβ42/Aβ40 ratio in in vitro experiments. Conservative mutation in third transmembrane domain. |
rs63751144 |
Exon 6 | Point, Missense CTG to ATG |
0 | Bertoli Avella et al., 2002; Tedde et al., 2003 |
L174del |
Alzheimer's Disease | AD : Not Classified | Unknown, proband MRI revealed slight temporal lobe atrophy. |
Increased Aβ40, and decreased Aβ42 and Aβ42/Aβ40 in proband's CSF |
Exon 6 | Deletion CTG to --- |
0 | Tiedt et al., 2013 | |
L174R |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD in one case. Also, abundant Lewy bodies in amygdala and entorhinal cortex. |
Increased Aβ42/Aβ40 and Aβ43 levels; decreased Aβ37/Aβ42. |
rs63751025 |
Exon 6 | Point, Missense CTG to CGG |
0 | Klünemann et al., 2004 |
F175del |
Alzheimer's Disease, Myoclonic seizure | AD : Not Classified | Unknown, but MRI and FDG-PET observations, as well as CSF biomarkers, were consistent with AD. |
Increased Aβ42 and Aβ39; decreased Aβ40 in cultured cells. |
Exon 6 | Deletion TTC to --- |
0 | Vöglein et al., 2019 | |
F175S |
Late-onset | AD : Not Classified | Unknown |
No effect on Aβ42 or Aβ40 production in cultured cells. Multiple in silico algorithms yielded conflicting results. |
rs63750771 |
Exon 6 | Point, Missense TTC to TCC |
0 | Colacicco et al., 2002 |
F176V |
Alzheimer's Disease | AD : Not Classified | Atrophy of the hippocampus, parahippocampal cortex, and head of the caudate nucleus. Aβ plaques, tau-immunopositive neurons, and neuropil threads throughout the cerebral cortex. Myelinated fiber loss in the hemispheric white matter. Also, amyloid angiopathy and parenchymal Aβ deposition in the cerebellum. |
Increased the Aβ42/Aβ40 ratio and decreased the Aβ (37 + 38 + 40) / (42 + 43) ratio. |
Exon 6 | TTT to GTT |
0 | Ghetti et al., | |
F176L |
Alzheimer's Disease | AD : Not Classified | Neuropathology consistent with AD, notably abundant amyloid plaques and neurofibrillary tangles in the cortex. In fact, the neuropathology in this individual (Auguste D.) defined these structures as hallmarks of AD. |
Variable results, but a comprehensive survey of Aβ peptides in a cell-based assay suggests it is damaging as reflected by its reduction of the Aβ37/Aβ42 ratio. |
Exon 6 | Point, Missense TTT to CTT |
0 | Müller et al., 2013 | |
F177V |
Alzheimer's Disease | AD : Pathogenic | Unknown, but MRI showed global brain atrophy, especially in the temporal region and hippocampus in one patient. |
Increased Aβ42 and Aβ42/Aβ40 in transfected cells. |
Exon 6 | Point, Missense TTT to GTT |
0 | Gao et al., 2019 | |
F177L |
Alzheimer's Disease | AD : Pathogenic | Unknown |
Increased Aβ42 production and Aβ42/Aβ40 ratio in vitro. Little impact on total cleavage activity of γ-secretase. |
rs63749911 |
Exon 6 | Point, Missense TTT to CTT |
0 | Rogaeva et al., 2001 |
F177S |
Alzheimer's Disease | AD : Pathogenic | Unknown, but in one carrier, PET revealed amyloid pathology in the cortex and widespread tau pathology and hypometabolism. MRI showed whole-brain atrophy. |
Increased Aβ42/Aβ40 ratio and decreased Aβ37/Aβ42 ratio in cultured cells. |
rs63749806 |
Exon 6 | Point, Missense TTT to TCT |
0 | Rogaeva et al., 2001 |
S178P |
Alzheimer's Disease | AD : Pathogenic | Unknown |
γ-secretase activity was 32% of wildtype as assessed by production levels of Aβ37, Aβ38, Aβ40, Aβ42, and Aβ43. |
rs63750155 |
Exon 6 | Point, Missense TCA to CCA |
0 | Rogaeva et al., 2001 |
I180N |
Alzheimer's Disease | AD : Not Classified | Unknown |
Unknown, but multiple in silico algorithms predicted a damaging effect |
Exon 6 | Point, Missense ATT to AAT |
0 | Lanoiselée et al., 2017 | |
G183V |
Pick's disease | AD : Not Classified, Other Tauopathy : Not Classified | Mixed findings. In one case, severe frontotemporal atrophy; Pick bodies, tau-positive cytoplasmic neuronal inclusions, in the neocortex; A striking absence of extracellular Aβ deposits. Neuropathology was consistent with Pick’s disease. But in double mutation carrier (G138V and P49L), neuropathology consistent with AD. |
Increase in Aβ42/Aβ40 ratio in cells and in vitro; reduced production of Aβ40 and Aβ42 in vitro. No effect on Notch cleavage. Generates alternative transcripts mostly degraded by nonsense-mediated decay, but coding for truncated proteins that may cause loss of function. Forms complexes with wild-type PSEN1, possibly suppressing activity. |
rs63751068 |
Exon 6 | Point, Missense GGG to GTG |
0 | Dermaut et al., 2004 |
E184G |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown, but MRI of one patient revelaed global cortical atrophy. |
Increased Aβ42/Aβ40 ratio, with decreased Aβ42 and Aβ40 production in vitro. In silico algorithms predicted the mutation is damaging and causes structural alterations. Also, mutation is near splice site. |
Exon 7 | Point, Missense GAA to GGA |
0 | Wallon et al., 2012 | |
E184D |
Alzheimer's Disease | AD : Pathogenic, DLB : Not Classified, PPA : Not Classified | Neuropathology consistent with AD in three cases. In addition, CAA pathology described in two cases. Also, in two cases, robust Lewy body pathology and, in one of these cases, accumulation of the non-Aβ component of AD amyloid (NAC) in plaques and astrocytes. |
Increased Aβ42/Aβ40 ratio; reduced Aβ37/Aβ42 ratio in cultured cells. |
rs63750311 |
Exon 7 | Point, Missense GAA to GAC |
0 | Yasuda et al., 1997 |
V191A |
None | AD : Not Classified | Unknown |
Decreased Aβ42 secretion in isolated cells, but decrease in Aβ42/Aβ40 did not reach statistical significance. |
rs112451138 |
Exon 7 | Point, Missense GTT to GCT |
0 | Guerreiro et al., 2010 |
I202F |
Alzheimer's Disease, Cerebral Amyloid Angiopathy | AD : Pathogenic | Neuropathology was consistent with AD, with severe CAA, in one case. CAA included included chronic inflammatory infiltrate surrounding some cortical and leptomeningeal blood vessels. Lewy pathology was found in the amygdala. |
Reduced Aβ38 and Aβ37 production, as well as Aβ38/Aβ42 and Aβ37/Aβ42 ratios in membranes isolated from patient brains and transgenic cultured cells.
|
Exon 7 | Point, Missense ATC to TTC |
0 | Church et al., 2011 | |
F205_G206delinsC |
Alzheimer's Disease | AD : Pathogenic | Unknown |
Unknown, but in silico algorithms predicted damaging |
Exon 7 | Deletion TTT.GGT to TGT |
0 | Lanoiselée et al., 2017 | |
G206R |
Alzheimer's Disease | AD : Not Classified | Consistent with AD. Also, end-stage TDP-43 and severe α-synuclein pathologies. |
Unknown, but in silico algorithm suggests deleterious (PHRED scaled-CADD = 29.2). |
Exon 7 | GGT to CGT |
0 | Libard et al., 2022 | |
G206S |
Alzheimer's Disease | AD : Pathogenic | Unknown; bilateral frontotemporal and parietal hypometabolism by PET; diffuse brain atrophy with enlarged ventricles by CT. |
Decreased Aβ40 and Aβ42 production; increased Aβ42/Aβ40 ratio in vitro. |
rs63750569 |
Exon 7 | Point, Missense GGT to AGT |
0 | Rogaeva et al., 2001; Raux et al., 2005 |
G206A |
Alzheimer's Disease | AD : Pathogenic | Typical AD neuropathology, including extensive plaques and tangles (Braak stage VI). Cortical atrophy revealed by MRI and temporo-parietal hypometabolism revealed by FDG-PET. In one case, MRI alterations were similar to those of limbic encephalitis. |
Increased Aβ42/Aβ40 ratio, decreased Aβ37/Aβ42 ratio. γ-secretase activity = 61% of wildtype.
|
rs63750082 |
Exon 7 | Point, Missense GGT to GCT |
0 | Rogaeva et al., 2001; Athan et al., 2001 |
G206D |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD. |
Increased Aβ42 production; reduced interaction with Pen2; disrupted ER calcium homeostasis. |
rs63750082 |
Exon 7 | Point, Missense GGT to GAT |
0 | Raux et al., 2005 |
G206V |
Alzheimer's Disease | AD : Pathogenic | Unknown; an early MRI of the proband showed mild atrophy of the brain with normal temporal lobes. |
Increased total Aβ and Aβ42, and decreased Aβ43, Aβ40, and Aβ38 in cells. |
rs63750082 |
Exon 7 | Point, Missense GGT to GTT |
0 | Goldman et al., 2002 |
G209R |
Alzheimer's Disease | AD : Pathogenic | Unknown; imaging showed mild brain atrophy in temporal lobes at early stages and diffuse brain atrophy mostly in frontotemporal lobes at advanced stages. Hypoperfusion in frontotemporal areas at early stages extending to parieto-occipital areas at advanced stages. CSF Aβ38, Aβ40, Aβ42, Aβ43 levels and Aβ43/Aβ42 were high vs other FAD carriers. |
Abrogated Aβ40 production and drastically reduce Aβ42 production in vitro. |
rs63749880 |
Exon 7 | Point, Missense GGA to AGA |
0 | Sugiyama et al., 1999 |
G209E |
Alzheimer's Disease | AD : Pathogenic | Unknown, but MRI revealed global cerebral atrophy, particularly affecting the hippocampus. FDG-PET showed global hypometabolism, particularly affecting the temporal, parietal, and occipital lobes. |
Unknown, but multiple in silico algorithms predicted a damaging effect. |
rs63750053 |
Exon 7 | Point, Missense GGA to GAA |
0 | Rogaeva et al., 2001 |
G209A |
Alzheimer's Disease | AD : Pathogenic | Unknown; MRI showed global cortical atrophy and FDG-PET revealed widespread bilateral hypometabolism. |
Unknown; predicted likely damaging in silico by PolyPhen2, SIFT, and Provean. |
Exon 7 | Point, Missense GGA to GCA |
0 | An et al., 2016 | |
G209V |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD, includin cortical atrophy, extensive amyloid plaques and neurofibrillary tangles, and amyloid angiopathy. |
Abrogated Aβ40 production and drastically reduced Aβ42 production in vitro. Also, caused incomplete endoproteolytic processing of PSEN1. |
rs63750053 |
Exon 7 | Point, Missense GGA to GTA |
0 | Poorkaj et al., 1998 |
M210R |
Alzheimer's Disease | AD : Not Classified | Unknown, but levels of AD biomarkers in proband's CSF (Aβ42, tau, phospho-tau) were in the pathological range. |
Unknown, but multiple in silico algorithms predicted a damaging effect. |
Exon 7 | Point, Missense ATG to AGG |
0 | Lanoiselée et al., 2017 | |
S212Y |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD in two carriers, including neurofibrillary tangles (Braak stage VI) and frequent neuritic plaques. In one case, severe amyloid angiopathy noted in the cerebellum and occipital cortex, and α-synuclein pathology detected in the amygdala. |
Aβ42/Aβ40 ratio increased and Aβ37/Aβ42 ratio decreased in cultured cells. |
Exon 7 | Point, Missense TCC to TAC |
0 | Ringman et al., 2011 | |
I213L |
Alzheimer's Disease | AD : Pathogenic | Unknown |
Increased Aβ40 and Aβ42 production, and an increase in the Aβ42:Aβ40 ratio as assessed in vitro. |
rs63750861 |
Exon 7 | Point, Missense ATT to CTT |
0 | Rogaeva et al., 2001 |
I213F |
Alzheimer's Disease | AD : Pathogenic | Unknown |
Increased Aβ40 and Aβ42 secretion, and increased Aβ42/Aβ40 ratio in transfected cells. |
rs63750861 |
Exon 7 | Point, Missense ATT to TTT |
0 | Zekanowski et al., 2003 |
I213T |
Alzheimer's Disease | AD : Pathogenic | Unknown. |
Decreased short (Aβ38, Aβ40, and Aβ42), and increased long (Aβ43, Aβ45, Aβ46+) Aβ peptides in cell lysates and knockin mouse brains. Increased Aβ42/Aβ40 ratio, and decreased Aβ38/Aβ42 and Aβ40/Aβ43 ratios. Also inhibits neuroprotection by trophic factors and impairs angiogenesis in KI mice.
|
rs63751039 |
Exon 7 | Point, Missense ATT to ACT |
0 | Kamino et al., 1996 |
H214N |
Alzheimer's Disease | AD : Pathogenic | Unknown; brain imaging showed cerebral atrophy in medial temporal lobes and hippocampus, and amyloid in lateral temporal-frontal-parietal areas, posterior cingulate, and precuneus. Blood Aβ oligomerization consistent with AD. |
Increased Aβ42/Aβ40 and decreased Aβ37/Aβ42 ratios in cells. |
Exon 7 | Point, Missense CAC to AAC |
0 | Piccoli et al., 2016 | |
H214Y |
Alzheimer's Disease | AD : Pathogenic | Unknown; imaging showed cortical atrophy, in one case more prominently in the left hemisphere, in another more marked in frontotemporal areas with white-matter lesions. |
Increased Aβ42/Aβ40 and decreased Aβ37/Aβ42 in cultured cells. |
rs63751003 |
Exon 7 | Point, Missense CAC to TAC |
0 | Raux et al., 2005 |
H214D |
Alzheimer's Disease | AD : Not Classified | Unknown |
Decreased Aβ37/Aβ42 ratio; Aβ42/Aβ40 similar or greater than that of controls. Reduced production of Aβ37, Aβ38, Aβ39, Aβ40, and Aβ42 peptides, but not Aβ43. |
Exon 7 | Point, Missense CAC to GAC |
0 | Clarimón et al., 2008; Guerreiro et al., 2010 |
|
H214R |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown, but in one case, MRI showed mild white matter demyelination of the frontal and parietal lobes, with no apparent atrophy of the cerebral cortex or hippocampus. |
Unknown, but multiple in silico algorithms predicted it is deleterious and structural modeling predicted alterations in the stability and position of TM helix 4. |
Exon 7 | Point, Missense CAC to CGC |
0 | Li et al., 2019 | |
G217R |
Alzheimer's Disease | AD : Likely Pathogenic | Cotton wool plaques. |
Increased Aβ42/Aβ40 in two cell-based assays; decreased Aβ37/Aβ42 in iPSC-derived neurons. |
Exon 7 | Point, Missense GGT to CGT |
0 | Norton et al., 2009 | |
G217D |
Alzheimer's Disease, Parkinsonism | AD : Likely Pathogenic | Cotton wool plaques in the cortex, caudate nucleus, putamen, claustrum, thalamus, substantia innominate, and colliculi. |
Decreased Aβ37/Aβ42 ratio; increased Aβ42/Aβ40. Increased Aβ43 and decreased Aβ37 production. |
rs63750444 |
Exon 7 | Point, Missense GGT to GAT |
0 | Miravalle et al., 2002; Takao et al., 2002 |
P218L |
Alzheimer's Disease | AD : Not Classified | Unknown |
Unknown, but in silico analyses predict damaging (Polyphen) and deleterious (SIFT). |
rs140064975 |
Exon 7 | Point, Missense CCA to CTA |
0 | Wojtas et al., 2012 |
P218P |
Alzheimer's Disease | AD : Likely Benign | Unknown. |
Unknown. Predicted to potentially affect splicing in silico, but PHRED-scaled CADD = 5. |
rs115760359 |
Exon 7 | Point, Silent CCA to CCG |
0 | Jia et al., 2020 |
L219F |
Alzheimer's Disease | AD : Not Classified | Unknown |
Decreased Aβ40; increased Aβ42 and the Aβ42/Aβ40 ratio in vitro. |
rs63749987 |
Exon 7 | Point, Missense CTT to TTT |
0 | Terreni et al., 2016 |
L219R |
Alzheimer's Disease | AD : Not Classified | Unknown, but brain imaging showed atrophy and reduced blood flow in temporal, parietal, and frontal lobes. Also, widespread microbleeds were found in brain, brainstem, and cerebellum. Levels of phospho-tau in CSF were elevated, while those of Aβ42 were reduced. |
Unknown, but multiple in silico algorithms predicted a damaging effect. |
Exon 7 | Point, Missense CTT to CGT |
0 | Ikeda et al., 2013 | |
L219P |
Alzheimer's Disease | AD : Likely Pathogenic | Neuropathology consistent with AD in one case; meningeal CAA in cortex and cerebellum. PET and SPECT show hypoperfusion and hypometabolism in temporal lobes and right parietal lobe. |
Increased the Aβ42/Aβ40 ratio and decreased the Aβ (37 + 38 + 40) / (42 + 43) ratio. |
rs63750761 |
Exon 7 | Point, Missense CTT to CCT |
0 | Smith et al., 1999 |
R220Q |
Alzheimer's Disease | AD : Uncertain Significance | Unknown. |
Unknown, but in silico algorithms predicted a damaging effect (PHRED-scaled CADD = 22.9). |
rs763831389 |
Exon 7 | CGA to CAA |
0 | Wang et al., 2023 |
R220P |
Alzheimer's Disease | AD : Not Classified | Unknown; MRI showed diffuse cortico-subcortical cerebral atrophy with multiple foci in the deep white matter. |
Unknown; predicted to be damaging in silico (CADD score > 20). |
Exon 7 | Point, Missense CGA to CCA |
0 | Piccoli et al., 2016 | |
Q222R |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown |
Increased Aβ40 and Aβ42 production, as well as the Aβ42/Aβ40 ratio in vitro. |
rs63750009 |
Exon 7 | Point, Missense CAG to CGG |
0 | Rogaeva et al., 2001 |
Q222P |
Alzheimer's Disease | AD : Uncertain Significance | Unknown |
Unknown, but predicted to be probably damaging by Polyphen and deleterious by Provean. Conserved between species and PSENs; other pathogenic mutations at this site. |
Exon 7 | Point, Missense CAG to CCG |
0 | Scahill et al., 2013; Ryan et al., 2016 |
|
Q222H |
Alzheimer's Disease | AD : Likely Pathogenic | Neuropathology consistent with AD in one case, CSF biomarkers consistent with AD in another case. |
Increased Aβ42/Aβ40, decreased Aβ37/Aβ42, and increased Aβ43 levels in cultured cells. |
rs63751072 |
Exon 7 | Point, Missense CAG to CAC |
0 | Miklossy et al., 2003 |
Q223R |
Alzheimer's Disease, Spastic Paraparesis | AD : Pathogenic | Unknown, but cotton-wool plaques and neurofibrillary tangles were found in two biopsies of family members of a mutation carrier. MRI of mutation carrier revealed white matter lesions in the frontotemporal region. FDG-PET showed progressive decrease in glucose metabolism in the precuneus and posterior cingulate, with parietal regions affected later. |
Increased Aβ42/Aβ40 ratio, decreased Aβ37/Aβ42 ratio, and dramatically increased Aβ43. |
Exon 7 | Point, Missense CAG to CGG |
0 | Uttner et al., 2010 | |
L226V |
Alzheimer's Disease, Parkinsonism | AD : Not Classified | Unknown, but imaging in one case showed a posterior gradient of atrophy including the hippocampus; white matter alterations in cortical and subcortical regions, and hypoperfusion in the right temporal, parietal, and occipital lobes. Also, decreased Aβ42 and Aβ42/Aβ40 ratio in CSF, with normal tau and p-tau levels. |
Unknown, but in silico algorithm predicted a damaging effect (PHRED-scaled CADD = 28). |
Exon 7 | CTC to GTC |
0 | Zilioli et al., 2023 | |
L226F |
Alzheimer's Disease, Frontotemporal Dementia | AD : Pathogenic | Neuropathology consistent with AD. |
Increased Aβ42/Aβ40 ratio; increased Aβ42; increased Aβ40. |
rs63750487 |
Exon 7 | Point, Missense CTC to TTC |
0 | Zekanowski et al., 2006 |
L226R |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD in one individual, including numerous neuritic plaques and neurofibrillary tangles in the hippocampus and neocortex. |
Increased the Aβ42/Aβ40 ratio and decreased the Aβ (37 + 38 + 40) / (42 + 43) ratio. |
rs63749961 |
Exon 7 | Point, Missense CTC to CGC |
0 | Coleman et al., 2004 |
I227L |
Alzheimer's Disease | AD : Not Classified | Unknown |
Unknown, but the variant's PHRED-scaled CADD score was above 20 suggesting a deleterious effect. |
Exon 7 | Point, Missense ATT to CTT |
0 | Jiao et al., 2021 | |
I227V |
Alzheimer's Disease | AD : Not Classified | Unknown |
Unknown. In silico algorithms predicted damaging effect (CADD>20). |
rs199842082 |
Exon 7 | Point, Missense ATT to GTT |
0 | Koriath et al., 2018 |
I229F |
Alzheimer's Disease | AD : Not Classified | Unknown |
In vitro, increased Aβ42 production and reduced Aβ40; increased Aβ42/Aβ40 ratio |
rs63749970 |
Exon 7 | Point, Missense ATT to TTT |
0 | Janssen et al., 2003 |
S230I |
Alzheimer's Disease | AD : Not Classified | Unknown. |
Drastically decreased Aβ42 production and abrogated Aβ40 production in vitro. |
Exon 7 | Point, Missense AGT to ATT |
0 | Wallon et al., 2012 | |
S230N |
Alzheimer's Disease | AD : Pathogenic | Unknown, but MRI showed diffuse atrophy, which was most severe in lateral temporal lobes and insulae. |
Increased the Aβ42/Aβ40 ratio and decreased the Aβ (37 + 38 + 40) / (42 + 43) ratio. |
Exon 7 | Point, Missense AGT to AAT |
0 | Ringman et al., 2017 | |
S230R |
Alzheimer's Disease | AD : Not Classified | SPECT imaging showed bilateral parietal hypoperfusion, more marked on the left side. Postmortem evaluation revealed neuropathology consistent with AD, including advanced plaque and tangle pathology (CERAD C, Braak VI). |
Unknown, but multiple in silico algorithms predicted a damaging effect. |
Exon 7 | Point, Missense AGT to AGG |
0 | Sassi et al., 2014 | |
A231P |
Alzheimer's Disease | AD : Not Classified | Unknown. |
Unknown, but multiple in silico algorithms predicted a damaging effect. |
Exon 7 | Point, Missense GCC to CCC |
0 | Nicolas et al., 2015 | |
A231T |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown |
Decreased Aβ37/Aβ42; Aβ42/Aβ40 mixed results. Decreased production of all Aβ peptides. |
rs63749836 |
Exon 7 | Point, Missense GCC to ACC |
0 | Campion et al., 1995 |
A231V |
Alzheimer's Disease | AD : Not Classified | Unknown |
Unknown, but multiple in silico algorithms predicted a damaging effect. |
rs63750799 |
Exon 7 | Point, Missense GCC to GTC |
0 | Cruts et al., 1998 |
L232F |
Alzheimer's Disease | AD : Not Classified | Unknown, but in one carrier, CSF biomarkers consistent with AD. |
Unknown, but in silico algorithm predicted deleterious (PHRED-scaled CADD = 26.1). |
Exon 7 | CTC to TTC |
0 | Küçükali et al., 2023 | |
L232P |
Alzheimer's Disease | AD : Not Classified | Unknown, but MRI revealed diffuse cortical atrophy, especially in the frontal and parietal lobes. |
Unknown, but multiple in silico algorithms predicted a damaging effect. |
Exon 7 | Point, Missense CTC to CCC |
0 | Park et al., 2017 | |
M233V |
Alzheimer's Disease | AD : Pathogenic | In one case: neurofibrillary tangles and amyloid plaques throughout the neocortex; occasional plaques in the spinal cord; Lewy bodies in the substantia nigra and cortex; moderate to severe amyloid angiopathy in leptomeningeal, cerebral, and cerebellar vessels. Widespread amyloid deposition in another patient as assessed by PET. |
Increased Aβ42/Aβ40 ratio and decreased Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42 ratios in cells. |
rs63751287 |
Exon 7 | Point, Missense ATG to GTG |
0 | Houlden et al., 2001 |
M233L (A>C) |
Alzheimer's Disease | AD : Pathogenic | Unknown; imaging showed global cerebral atrophy. |
In vitro, increased Aβ42 production, decreased Aβ40 production; increased Aβ42:Aβ40 ratio. In cells, increased Aβ42 and Aβ43, decreased total Aβ production, increased Aβ42:Aβ40 ratio. Disrupts endosomes via accumulation of APP β-CTF. |
rs63751287 |
Exon 7 | Point, Missense ATG to CTG |
0 | Aldudo et al., 1999 |
M233T |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD in at least one case. |
Increased Aβ42, Aβ48, and Aβ39; Decreased Aβ38, Aβ40, Aβ43, and Aβ46. |
rs63751024 |
Exon 7 | Point, Missense ATG to ACG |
1 | Kwok et al., 1997 |
M233I (G>A) |
Alzheimer's Disease | AD : Pathogenic | Unknown. |
Decreased the Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42 ratios; increased Aβ42/Aβ40 in two cell-based assays (variant's nucleotide change unspecified). |
Exon 7 | Point, Missense ATG to ATA |
0 | Wallon et al., 2012 | |
M233I (G>C) |
Alzheimer's Disease | AD : Not Classified | Neuropathology consistent with a diagnosis of AD, including amyloid plaques and tau-positive neurofibrillary tangles. No evidence of astrocytic gliosis, spongiosis, or prion disease. |
Decreased the Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42 ratios; increased Aβ42/Aβ40 in two cell-based assays (nucleotide change unspecified). |
rs63751479 |
Exon 7 | Point, Missense ATG to ATC |
0 | Portet et al., 2003 |
L235V |
Alzheimer's Disease | AD : Likely Pathogenic | Neuropathology consistent with AD in at least one case. |
Modestly decreased Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42 ratios in cells, and increased Aβ42/Aβ40 in cells but not in vitro; deleterious effect on monoamine oxidase. |
rs63751130 |
Exon 7 | Point, Missense CTG to GTG |
0 | Janssen et al., 2003 |
L235dup |
Alzheimer's Disease | AD : Not Classified | Unknown, but MRI showed hippocampal atrophy and ventricular enlargement. PET revealed amyloid deposition throughout the cortex. |
Unknown. |
Exon 7 | --- to ATT |
0 | Liang et al., 2023 | |
L235R |
Alzheimer's Disease | AD : Not Classified | Unknown; MRI showed bilateral atrophy, especially in the temporal and parietal lobes. |
Drastically decreased Aβ42 production and abrogated Aβ40 production in vitro. Also, caused incomplete endoproteolytic processing of PSEN1. Predicted possibly damaging in silico. |
Exon 7 | Point, Missense CTG to CGG |
0 | Antonell et al., 2011 | |
L235P |
Alzheimer's Disease, Myoclonus | AD : Pathogenic | Neuropathology consistent with AD. |
In transgenic mice, increased production of Aβ, increased tau hyperphosphorylation, and loss of synaptic protein. In cells, decreased Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42 ratios. |
rs63749835 |
Exon 7 | Point, Missense CTG to CCG |
1 | Campion et al., 1996 |
F237I |
Alzheimer's Disease, Spastic Paraparesis | AD : Not Classified | Unknown, but in proband, PET and SPECT revealed hypometabolism and hypoperfusion in bilateral temporoparietal areas, including primary and sensory motor cortices. |
Decreased Aβ37/Aβ42 ratio; Aβ42/Aβ40 ratio similar to wildtype. Decreased levels of Aβ43, Aβ42, Aβ40. |
rs63750858 |
Exon 7 | Point, Missense TTT to ATT |
0 | Sodeyama et al., 2001 |
F237L |
Alzheimer's Disease | AD : Pathogenic | Unknown, but in one carrier CSF AD biomarkers were consistent with AD. |
Decreased Aβ37/Aβ42 ratio; Aβ42/Aβ40 ratio similar to wildtype. Decreased levels of Aβ43, Aβ42, Aβ40. |
rs63750858 |
Exon 7 | Point, Missense TTT to CTT |
0 | Janssen et al., 2003 |
F237C |
Alzheimer's Disease | AD : Not Classified | Unknown. |
Unknown. Evolutionarily conserved codon across species and between human PSEN1 and PSEN2. |
Exon 7 | Point, Missense TTT to TGT |
0 | Lanoiselée et al., 2017 | |
I238M |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown; MRI showed progressive cerebral atrophy. PET showed hypometabolism in the frontal and temporal lobes. |
Increased the Aβ42/Aβ40 ratio and decreased the Aβ (37 + 38 + 40) / (42 + 43) ratio. |
Exon 7 | Point, Missense ATC to ATG |
0 | Ting et al., 2014 | |
I238_K239insI |
Alzheimer's Disease | AD : Not Classified | Neuropathology consistent with AD (Braak and Braak stage VI, CERAD C). Cortical atrophy, mainly of the frontal lobe; Numerous neurofibrillary tangles and amyloid plaques, as well as ghost tangles, neuropil threads, and neuritic plaques; Cerebral amyloid angiopathy. |
Unknown; insertion of the trinucleotide TAA results in the insertion of one amino acid (isoleucine), but does not cause a frameshift. In silico this insertion is predicted to be deleterious. |
Exon 7 | Insertion --- to TAA |
0 | Roeber et al., 2015 | |
K239N |
Alzheimer's Disease | AD : Not Classified | Unknown, but MRI in one case showed medial temporal lobe and frontal lobe atrophy. |
In cells, Aβ42 and Aβ42/Aβ40 were increased. However, Aβ40 and Aβ42 production was undetectable in an assay using isolated proteins. Also, cell survival pathways preserved. |
Exon 7 | Point, Missense AAG to AAC |
0 | Lladó et al., 2010 | |
L241R |
Alzheimer's Disease | AD : Not Classified | Unknown, but mutation carrier had CSF AD biomarker levels (Aβ42, tau, phospho-tau) in the pathological range. |
Unknown, but multiple in silico algorithms predicted a damaging effect. |
Exon 7 | Point, Missense CTC to CGC |
0 | Lanoiselée et al., 2017 | |
T245P |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown, but MRI showed diffuse brain atrophy in one patient, and no abnormalities in 2 others. |
Increased the Aβ42/Aβ40 ratio and decreased the Aβ (37 + 38 + 40) / (42 + 43) ratio. |
rs63750888 |
Exon 7 | Point, Missense ACT to CCT |
0 | Edwards-Lee et al., 2006 |
A246P |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD (Braak and Braak stage VI, CERAD C) as well as cerebral amyloid angiopathy. Some α-synuclein inclusions were observed in the entorhinal cortex. Aβ42, tau, and phospho-tau levels in CSF consistent with AD |
Unknown; predicted probably damaging in silico. |
Exon 7 | Point, Missense GCG to CCG |
0 | Roeber et al., 2015 | |
A246E |
Alzheimer's Disease | AD : Pathogenic | Generalized atrophy, most prominently in the frontal lobes and hippocampus. Neuronal loss, gliosis, neurofibrillary tangles, and plaques. |
Increased Aβ42 and Aβ43 secretion, Aβ42/Aβ40 ratio, Aβ42/Aβ total ratio. Decreased production of Aβ40 and Aβ42 in vitro. Disrupts endosomes via accumulation of APP β-CTF. Impaired neuronal differentiation, neural precursor proliferation, viability, autophagy, mitophagy, lysosomal function, ER calcium flux. |
rs63750526 |
Exon 7 | Point, Missense GCG to GAG |
4 | Sherrington et al., 1995 |
L248P |
Alzheimer's Disease | AD : Pathogenic | Unknown. |
Increased Aβ42/Aβ40 and decreased Aβ37/Aβ42 in cultured cells. |
Exon 7 | Point, Missense CTC to CCC |
0 | Jiao et al., 2014 | |
L248R |
Alzheimer's Disease | AD : Not Classified | Unknown; in one case, neuroimaging showed prominent atrophy in the lateral fissure, and less prominent in parietofrontal regions |
Increased Aβ42/Aβ40 ratio, decreased Aβ37/Aβ42 ratio. Production of all Aβ peptides was decreased. |
Exon 7 | Point, Missense CTC to CGC |
0 | Clarimón et al., 2008; Guerreiro et al., 2010 |
|
I249L |
Alzheimer's Disease, Amyotrophic Lateral Sclerosis | ALS : Not Classified, AD : Not Classified | Unknown, but MRI from one case revealed hippocampal and cortical atrophy. |
Increased Aβ42 and Aβ42/Aβ40 ratio, with no effect on PSEN1 endoproteolysis or Aβ43 production, in transfected cells. In silico analyses yielded mixed results: SIFT=tolerated; PolyPhen2=possibly damaging; Mutation Taster=disease causing. |
rs1363575880 |
Exon 7 | Point, Missense ATC to CTC |
0 | Couthouis et al., 2014; Shen et al., 2019 |
L250V |
Alzheimer's Disease, Myoclonus | AD : Likely Pathogenic, Myoclonus : Not Classified | Unknown, but MRI showed diffuse cerebral atrophy and SPECT showed severe cortical hypoperfusion |
Unknown, but multiple in silico algorithms predicted a damaging effect. |
rs63750634 |
Exon 7 | Point, Missense TTG to GTG |
0 | Furuya et al., 2003 |
L250S |
Alzheimer's Disease | AD : Likely Pathogenic | Neuropathology consistent with AD in two cases. |
In vitro, decreases Aβ40 and Aβ42 production; increases Aβ42/Aβ40 ratio. |
rs63751163 |
Exon 7 | Point, Missense TTG to TCG |
0 | Hutton et al., 1996; Harvey et al., 1998 |
L250F |
Alzheimer's Disease | AD : Pathogenic | Unknown, but CT scans showed frontal, parietal, and temporal atrophy |
Unknown, but multiple in silico algorithms predicted a damaging effect. |
Exon 7 | Point, Missense TTG to TTT |
0 | Butler et al., 2010 | |
Y256N |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown, but MRI revealed temporal lobe and hippocampal atrophy in one case. |
Unknown, but in silico algorithms predict the mutation is deleterious. |
Exon 7 | Point, Missense TAT to AAT |
0 | Li et al., 2019 | |
Y256S |
Alzheimer's Disease | AD : Not Classified | Neuropathology consistent with AD in two cases; severe, widespread pathology, including cotton-wool plaques. |
Increased Aβ40 and Aβ42 in frontal cortex of one case. In cells, increased Aβ42 and Aβ43. In vitro, decreased production of Aβ42 and Aβ40, increased Aβ42/Aβ40 ratio. |
rs63751320 |
Exon 7 | Point, Missense TAT to TCT |
0 | Miklossy et al., 2003 |
A260V |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD. Also, diffuse Lewy body pathology, perivascular amyloid deposits and Pick-like intra-neuronal inclusions in the dentate gyrus. |
Increased the Aβ42/Aβ40 ratio and decreased the Aβ (37 + 38 + 40) / (42 + 43) ratio. Reduced production of Aβ40 and Aβ42, disrupted APP intracellular distribution. |
rs63751420 |
Exon 8 | Point, Missense GCT to GTT |
0 | Rogaev et al., 1995; Ikeda et al., 1996 |
A260G |
Alzheimer's Disease, Cerebral Amyloid Angiopathy | AD : Likely Pathogenic | Unknown, but CSF bimoarkers were consistent with AD in two patients and MRI revealed mild cortical and hippocampal atrophy in one patient and signs of CAA in two patients. |
Increased the Aβ42/Aβ40 ratio and decreased the Aβ (37 + 38 + 40) / (42 + 43) ratio. |
Exon 8 | Point, Missense GCT to GGT |
0 | Ryman et al., 2014; Piaceri et al., 2020 |
|
V261F |
Alzheimer's Disease, Cerebral Amyloid Angiopathy, Spastic Paraparesis | AD : Likely Pathogenic | Neuropathology consistent with AD, with cotton-wool plaques, CAA, and degeneration of spinal lateral pyramidal tracts. |
Increased Aβ43 production (prevailing Aβ species) in cells. Decreased Aβ42 and Aβ40 production, and increased Aβ42/Aβ40 ratio in vitro. Also, abolished autoproteolysis. |
rs63750964 |
Exon 8 | Point, Missense GTT to TTT |
0 | Rogaeva et al., 2001; Farlow et al., 2000; Farlow et al., 2001 |
V261L |
Alzheimer's Disease, Spastic Paraparesis | AD : Not Classified | Unknown, but MRI showed cortical and subcortical atrophy, and SPECT revealed temporal hyperperfusion in one patient. |
Unknown, but multiple in silico algorithms predicted it is deleterious |
Exon 8 | Point, Missense GTT to CTT |
0 | Jiménez Caballero et al., 2008; Gómez-Tortosa et al., 2010 |
|
V261I |
Alzheimer's Disease | AD : Not Classified | Consistent with AD, with widespread cotton wool plaques. |
Unknown, but multiple in silico algorithms predicted it is damaging. |
Exon 8 | Point, Missense GTT to ATT |
0 | Miravalle et al., 2005 | |
L262V |
Alzheimer's Disease, Frontotemporal Dementia | AD : Likely Pathogenic | Unknown. |
Unknown; predicted probably damaging in silico. |
Exon 8 | Point, Missense TTG to GTG |
0 | Wallon et al., 2012; Lohmann et al., 2012 |
|
L262S |
Alzheimer's Disease | AD : Not Classified | Unknown |
Predicted to be damaging by four different algorithms, with a PHRED-CADD score of 32. |
Exon 8 | Point, Missense TTG to TCG |
0 | Wang et al., 2019 | |
L262F |
Alzheimer's Disease | AD : Likely Pathogenic | A brain biopsy from one case "confirmed the diagnosis of AD". |
Increased Aβ42/Aβ40 ratio in vitro, exhibiting a moderate increase in Aβ42 production, and a decrease in Aβ40 production. |
rs63750248 |
Exon 8 | Point, Missense TTG to TTC |
0 | Forsell et al., 1997 |
C263R |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD. |
Decreased Aβ40 and Aβ42 production and increased Aβ42/Aβ40 ratio in vitro. |
rs63750543 |
Exon 8 | Point, Missense TGT to CGT |
0 | Wasco et al., 1995 |
C263F |
Alzheimer's Disease | AD : Pathogenic | Unknown. AD-like CSF levels of Aβ40, Aβ42, Aβ43, tau, and phospho-tau in 3 of 4 carriers. |
Increased Aβ43 and the Aβ42/Aβ40 ratio; decreased Aβ38, Aβ40, and Aβ42. |
rs63751102 |
Exon 8 | Point, Missense TGT to TTT |
0 | Janssen et al., 2003 |
C263W |
Alzheimer's Disease | AD : Pathogenic | Unknown, but in one case, CSF biomarkers were consistent with AD and brain imaging revealed cortical atrophy in three cases. |
Unknown, but 3D modeling suggested conformational effects and the PHRED-scaled CADD score was above 20 suggesting a deleterious effect. |
Exon 8 | Point, Missense TGT to TGG |
0 | Tortelli et al., 2021 | |
P264S |
Alzheimer's Disease | AD : Not Classified | Unknown. |
Aβ42/Aβ40 ratio increased, but production of both peptides decreased, in a cell-based assay. |
Exon 8 | CCG to TCG |
0 | Takada et al., 2022 | |
P264L |
Alzheimer's Disease, Atypical Dementia, Progressive Nonfluent Aphasia, Spastic Paraparesis | AD : Pathogenic | Variable: Neuropathology frequently consistent with a diagnosis of AD, but also significant white-matter abnormalities and severe cerebral amyloid angiopathy with numerous small cortical infarcts. Abundant cotton-wool plaques composed of Aβ42 have also been reported. |
Increased Aβ42/Aβ40 and decreased Aβ38/Aβ42 ratios; increased Aβ42, and decreased Aβ40 and Aβ38 production; Deposition of PSEN-1 in the endoplasmic reticulum; impaired mitochondrial activity and ATP production. |
rs63750301 |
Exon 8 | Point, Missense CCG to CTG |
1 | Campion et al., 1995; Wasco et al., 1995 |
G266S |
Alzheimer's Disease, Cerebral Amyloid Angiopathy, Spastic Paraparesis | AD : Pathogenic | In one case, cotton-wool plaques; cerebral amyloid angiopathy; temporal and frontal lobe atrophy; widespread NFTs; reactive gliosis in white matter. MRI in another case revealed parietal lobe atrophy, frontal lobe deep white matter abnormalities. SPECT showed hypoperfusion of parietal and occipital areas. |
Marked increase in Aβ42/Aβ40 ratio; reduced production of Aβ42, and particularly Aβ40, in vitro. |
rs121917807 |
Exon 8 | Point, Missense GGT to AGT |
0 | Matsubara-Tsutsui et al., 2002; Akatsu et al., 2008 |
P267S |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with Alzheimer's disease. |
Reduced γ-secretase activity; Increased cell cycle arrest. |
rs63751229 |
Exon 8 | Point, Missense CCA to TCA |
0 | Alzheimer's Disease Collaborative Group, 1995; Hutton et al., 1996 |
P267A |
Alzheimer's Disease | AD : Pathogenic | Frequent neuritic plaques, including in the neocortex (Braak stage VI); Severe cerebral amyloid angiopathy. |
Decreased Aβ37/Aβ42, increased Aβ42/Aβ40, and increased Aβ43 in cultured cells. |
Exon 8 | Point, Missense CCA to GCA |
0 | Ringman et al., 2016 | |
P267L |
Alzheimer's Disease | AD : Not Classified | Unknown. |
Unknown, but predicted damaging by multiple in silico algorithms. |
rs63750779 |
Exon 8 | Point, Missense CCA to CTA |
0 | Kowalska et al., 2003 |
R269G |
Alzheimer's Disease, Myoclonus | AD : Likely Pathogenic | Unknown, but in one patient, MRI showed mild, non-specific cortical atrophy and EEG revealed a moderate, bilateral excess of slow wave activity. SPECT imaging showed non-specific, moderate hypoperfusion of the posterior parietal cortex.
|
Decreased Aβ40 and Aβ42 production; increased Aβ42/Aβ40 ratio. |
rs63751019 |
Exon 8 | Point, Missense CGT to GGT |
0 | Perez-Tur et al., 1996 |
R269H |
Alzheimer's Disease, Cerebral Amyloid Angiopathy, Myoclonus | AD : Likely Pathogenic | Neuropathology consistent with Alzheimer's disease; a high burden of Aβ and neurofibrillary tangles in cortical areas. Prominent microbleeds in the cerebellum, parieto-occipital region, and temporal lobe revealed by MRI in one patient. MRI in two cases showed white matter alterations. |
Decreased the Aβ (37 + 38 + 40) / (42 + 43) ratio in cells; decreased γ-secretase activity (53% of wildtype). |
rs63750900 |
Exon 8 | Point, Missense CGT to CAT |
0 | Gómez-Isla et al., 1997 |
L271V |
Alzheimer's Disease | AD : Pathogenic | Considerable atrophy of the temporal and posterior white matter with enlargement of the lateral ventricles. Variant plaques: large, non-cored, reminiscent of cotton-wool plaques. Depigmented locus coeruleus. |
Affects splicing of exon 8 such that more transcripts are produced which lack exon 8. Causes amino acid replacement (D257A) at the splice junction of exons 7 and 9. In vitro, Aβ40 and Aβ42 production were abrogated, but in cells, increased Aβ42 secretion was reported, with no change in Aβ production.
|
rs63750886 |
Exon 8 | Point, Missense CTG to GTG |
0 | Kwok et al., 2003 |
V272D |
Alzheimer's Disease | AD : Not Classified | Unknown, but MRI in one case revealed frontotemporal atrophy. |
Increased Aβ42/Aβ40 ratio in cultured cells. |
Exon 8 | Point, Missense GTT to GAT |
0 | Mengel et al., 2020 | |
V272A |
Alzheimer's Disease, Parkinsonism, Subcortical Dementia | AD : Pathogenic | Neuropathology consistent with AD, but also Lewy bodies in cortex and substantia nigra, and widespread subcortical neuritic lesions. MRI and PET abnormalities in subcortical-frontal areas in later stages of disease. |
Increased plasma Aβ42. In vitro, increased Aβ42 production and Aβ42/Aβ40. |
rs63750680 |
Exon 8 | Point, Missense GTT to GCT |
0 | Jimenez-Escrig et al., 2004 |
E273G |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown. |
Unknown, but multiple in silico algorithms predicted it is damaging. |
Exon 8 | Point, Missense GAA to GGA |
0 | Wallon et al., 2012 | |
E273A |
Alzheimer's Disease | AD : Pathogenic | Unknown |
Increased Aβ43 and decreased Aβ38 in cells; increased Aβ42 and Aβ42/Aβ40 ratio in vitro; disrupted calcium flow in ER. |
rs63750772 |
Exon 8 | Point, Missense GAA to GCA |
0 | Kamimura et al., 1998 |
T274K |
Alzheimer's Disease | AD : Not Classified | Unknown, but MRI imaging revealed alterations consistent with AD in one case. |
Unknown, but in silico algorithms predicted the substitution is damaging, disrupting PSEN1 structure and function. |
Exon 8 | Point, Missense ACA to AAA |
0 | ||
T274R |
Alzheimer's Disease | AD : Not Classified | Unknown |
In vitro, Aβ40 and Aβ42 production was undetectable. |
rs63750284 |
Exon 8 | Point, Missense ACA to AGA |
0 | Rogaeva et al., 2001 |
A275T |
Alzheimer's Disease | AD : Not Classified | Unkown but brain MRI of one carrier showed hippocampal and temporoparietal atrophy and SPECT revealed hypoperfusion of the right posterior parietal cortex. |
Aβ42/Aβ40 ratio was unchanged, but production of both peptides increased in cell-based assay. |
Exon 8 | GCT to ACT |
0 | Takada et al., 2022 | |
A275V |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD. |
Increased the Aβ42/Aβ40 ratio and decreased the Aβ (37 + 38 + 40) / (42 + 43) ratio. |
Exon 8 | Point, Missense GCT to GTT |
0 | Luedecke et al., 2014 | |
R278I |
Alzheimer's Disease, Progressive Nonfluent Aphasia | AD : Pathogenic, Progressive Nonfluent Aphasia : Not Classified | Neuropathology consistent with AD in two cases; with more Aβ deposition in the APOE3/4 carrier than the APOE2/3 carrier. Also, in the amygdala, α-synuclein pathology in both cases, and, in one case, TDP-43 pathology. |
Deficient maturation of mutant protein in iPSC-derived neurons. Selective increase in secreted Aβ43; impaired endoproteolysis of PSEN1. Increased Aβ42/Aβ40, Aβ42/Aβ38, and particularly Aβ43/Aβ40 ratios. Aβ38/Aβ40 ratio similar to wild-type. Impaired processing of the ApoER2 LDL receptor.
|
rs63749891 |
Exon 8 | Point, Missense AGA to ATA |
1 | Godbolt et al., 2004 |
R278K |
Alzheimer's Disease, Spastic Paraparesis | AD : Not Classified, SP : Not Classified | Unknown; MRI and CT scans reported as normal in one individual |
Increased Aβ42 production in patient fibroblasts; but reduced Aβ42 and Aβ40 production in assay with purified proteins. In both cases, increased Aβ42/Aβ40. |
rs63749891 |
Exon 8 | Point, Missense AGA to AAA |
0 | Assini et al., 2003 |
R278T |
Alzheimer's Disease, Spastic Paraparesis | AD : Not Classified | Neuropathology consistent with AD was detected in one brain biopsy. |
Increased Aβ42/Aβ40 ratio and decreased Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42 ratios in cells. Also, increased Aβ43 levels 10-fold. |
rs63749891 |
Exon 8 | Point, Missense AGA to ACA |
0 | Kwok et al., 1997 |
R278S |
Alzheimer's Disease, Spastic Paraparesis | AD : Not Classified | Unknown |
Unknown, but multiple in silico algorithms predicted it is damaging. |
rs63750524 |
Exon 8 | Point, Missense AGA to AGC |
0 | Raman et al., 2007 |
E280K |
Alzheimer's Disease | AD : Pathogenic | Unknown; MRI showed generalized brain atrophy, including atrophy of the hippocampus. |
Unknown; predicted probably damaging in silico. |
Exon 8 | Point, Missense GAA to AAA |
0 | Ch'ng et al., 2015 | |
E280A (Paisa) |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD. Aβ42 abundant in the cerebral cortex, hippocampus, cerebellum, midbrain, and basal ganglia. Frequent CAA and cerebellar damage including ubiquitin–positive plaques, reactive astrocytes, and dystrophic neurites. Lewy body disease and TDP-43 pathology. Also, small vessel disease, disrupted gliovascular units, hyper-reactive astrocytes, and olfactory system alterations. |
In cells, increased the Aβ42/Aβ40 ratio and decreased the Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42 ratios. Activation of chaperone-mediated autophagy. Deleterious effects on stress vulnerability with increased tau phosphorylation, and impairment of sodium channels, calcium homeostasis, mitochondrial function, AChE activity. |
rs63750231 |
Exon 8 | Point, Missense GAA to GCA |
0 | Alzheimer's Disease Collaborative Group, 1995; Lopera et al., 1997; Lemere et al., 1996 |
E280G |
Alzheimer's Disease, Spastic Paraparesis | AD : Pathogenic | Frequent cotton-wool plaques and vascular amyloid deposits; Some cases with white-matter abnormalities and degeneration of the corticospinal tract. |
Increased Aβ42/Aβ40 ratio in cells and in vitro. Aβ42 secretion was increased in cells, but production of both Aβ42 and Aβ40 was reduced in vitro, as was endoproteolytic processing of PSEN1. |
rs63750231 |
Exon 8 | Point, Missense GAA to GGA |
0 | Alzheimer's Disease Collaborative Group, 1995; O'Riordan et al., 2002 |
T281T |
Alzheimer's Disease | AD : Likely Benign | Unknown. |
Unkown, but in silico algorithm predicted low deleteriousness (PHRED-scaled CADD < 20). |
rs186495252 |
Exon 8 | Point, Silent ACG to ACC |
0 | Jia et al., 2020 |
L282F |
Alzheimer's Disease | AD : Pathogenic | Unknown; MRI showed mild medial temporal atrophy. FDG-PET showed glucose hypometabolism in the bilateral parietal cortices and posterior cingulate gyri. |
Although Aβ42/Aβ40 was similar to controls, Aβ37/Aβ42 was decreased and Aβ43 levels were increased in a cell-based assay. |
Exon 8 | Point, Missense CTT to TTT |
0 | Hamaguchi et al., 2009 | |
L282V |
Alzheimer's Disease, Cerebral Amyloid Angiopathy | AD : Pathogenic | Extensive neurofibrillary tangles and amyloid deposits including both dense-cored plaques and diffuse plaques. Severe cerebral amyloid angiopathy (CAA) in the neocortex, hippocampus, and cerebellum. CAA deposits associated with dystrophic neurites and inflammatory gliosis. Severe white-matter loss. Cerebellar amyloid pathology associated with severe CAA and loss of Purkinje cells. |
Increased Aβ42/Aβ40 ratio and decreased Aβ37/Aβ42 ratio in cells. In vitro, Aβ42 and Aβ40 production, as well as Aβ42/Aβ40 ratio, similar to wild-type. Impairs trafficking of the APOE receptor apoER2. |
rs63749937 |
Exon 8 | Point, Missense CTT to GTT |
0 | Dermaut et al., 2001 |
L282R |
Alzheimer's Disease, Parkinson's Disease | AD : Pathogenic | Neuropathology consistent with Alzheimer's disease. |
Decreased Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42 ratios and increased Aβ43. The Aβ42/Aβ40 ratio was increased or unchanged. |
rs63750050 |
Exon 8 | Point, Missense CTT to CGT |
0 | Aldudo et al., 1998 |
L282P |
Alzheimer's Disease | AD : Not Classified | Unknown, but in one patient, MRI revealed mild, diffuse cortical atrophy, and FDG-PET showed severe, bilateral hypometabolism in parietal and temporal cortices. |
Unknown, but multiple in silico algorithms predicted damaging |
Exon 8 | Point, Missense CTT to CCT |
0 | Kim et al., 2020 | |
F283L |
Alzheimer's Disease, Corticobasal Syndrome | AD : Pathogenic | Neuropathology consistent with AD; absence of CBD pathology (2 cases in 1 family). MRI showed severe parietal, perirolandic, and temporal atrophy with relative sparing of frontal and ipsilateral hippocampal regions. |
Unknown, but predicted to have a damaging effect according to SIFT, Polyphen, and Mutation Taster. |
Exon 8 | Point, Missense TTT to TTG |
0 | Scahill et al., 2013; Ryan et al., 2016 |
|
P284S |
Alzheimer's Disease, Ataxia, Spastic Paraparesis | AD : Likely Pathogenic | Unknown, but in 4 family members, MRI revealed widespread white-matter lesions, with lobar microbleeds in two. In an unrelated carrier, PET showed Aβ deposition in cortex, cerebellum, and putamen and CSF biomarkers consistent with AD. |
Aβ40 and Aβ42 production was similar to wild-type PSEN1 in vitro. |
rs63750324 |
Exon 8 | Point, Missense CCA to TCA |
0 | Marrosu et al., 2006 |
P284L |
Alzheimer's Disease, Spastic Paraparesis | AD : Likely Pathogenic | Prominent cotton-wool plaques in the cerebral cortex, basal ganglia, brainstem, and spinal cord. Some dense core plaques, primarily in the hippocampus and cerebral cortex. Vacuolar changes. Amyloid angiopathy. Neurofibrillary tangles. Mild neuritic changes and gliosis. |
Unknown, but several in silico algorithms predict it is damaging. |
rs63750863 |
Exon 8 | Point, Missense CCA to CTA |
0 | Tabira et al., 2002 |
A285S |
Alzheimer's Disease | AD : Not Classified | Unknown, but in one case, PiB-PET was positive, MRI revealed bilateral hippocampal atrophy, and FDG-PET showed bilateral hypometabolism in the temporal cortex. |
Unknown, but most in silico algorithms predicted probably damaging. |
Exon 8 | Point, Missense GCT to TCT |
0 | Kim et al., 2020 | |
A285V |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown, but MRI from 2 patients showed atrophy of the temporo-parietal cortex and hippocampus, and abnormalities in the deep white matter of the pariteo-occipital lobes. SPECT revealed hypoperfusion in parietal and occipital areas. |
Aβ40 and Aβ42 levels similar to controls in CSF of one patient. In cells, Aβ42 production elevated compared to Aβ40 and Aβ38 production. In vitro, both Aβ40 and Aβ42 production modestly reduced; Aβ42/Aβ40 similar to wild-type PSEN1. |
rs63751139 |
Exon 8 | Point, Missense GCT to GTT |
0 | Ikeda et al., 1996 |
L286V |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD. |
Increased Aβ42/Aβ total ratio, unchanged Aβ42/Aβ40 ratio, and increased Aβ43, Aβ42, and Aβ40 levels, with decreased non-amylodiogenic processing of APP in cells. In vitro, decreased ε-cleavage. Disrupts intracellular calcium dynamics and cellular redox status. |
rs63751235 |
Exon 8 | Point, Missense CTC to GTC |
14 | Sherrington et al., 1995 |
L286P |
Alzheimer's Disease, Cerebral Amyloid Angiopathy | AD : Pathogenic | Cotton wool plaques and severe amyloid angiopathy (2 cases); brain hematoma at early age (3 cases). |
Decreased Aβ37, Aβ38, Aβ39, and Aβ42 in patient CSF; increased Aβ15 and Aβ20. Increased Aβ42/43 amyloid production in cultured cells; reduced production rates of Aβ38 and Aβ40 in isolated brain membranes, and decreased Aβ38/Aβ42 ratio. |
Exon 8 | Point, Missense CTC to CCC |
0 | Sánchez-Valle et al., 2007 | |
Y288H |
Alzheimer's Disease, Dementia, Parkinsonism, Spastic Paraparesis | AD : Not Classified | Unknown, but increased levels of Aβ42 and an elevated Aβ42/Aβ40 ratio in serum. Also, high incidence of cerebral microhemorrhages in multiple carriers. |
Unknown, but CADD score (>20) suggests damaging effect. |
Exon 8 | Point, Missense TAC to CAC |
0 | Wicklund et al., | |
c.856+3089_943+467del (ΔE9) |
Alzheimer's Disease, Dementia, Spastic Paraparesis | AD : Not Classified, SP : Not Classified | Unknown but, in one carrier, MRI showed slight brain atrophy and SPECT showed hypoperfusion of the parietal lobes, precuneus, and posterior cingulate cortex. |
Unknown, but other Δ9 mutations result in increased Aβ42/Aβ40 ratio and decreased Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42 ratios. They also disrupt multiple cellular functions. |
Exon 9, Introns 8 and 9 | 0 | Fukuda et al., 2023 | ||
S290_S319delinsC (ΔE9, Δ9) |
Alzheimer's Disease, Spastic Paraparesis | AD : Pathogenic | Variable: lesions observed include cotton-wool plaques, cored plaques, and tangles. Corticospinal tract degeneration, cortical atrophy, and congophilic amyloid angiopathy also variably observed. |
5.9 kb deletion including entire exon 9 and extending into flanking intronic sequences; results in skipping of exon 9 and S290C substitution at the splice junction of exons 8 and 10. Δ9 mutations generally result in increased Aβ42/Aβ40 ratio and decreased Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42 ratios. They also disrupt multiple cellular functions. |
Intron 8, Exon 9, Intron 9 | Complex |
0 | Smith et al., 2001 | |
S290_S319delinsC (ΔE9Finn, Δ9Finn, Δ9) |
Alzheimer's Disease, Spastic Paraparesis | AD : Pathogenic | Variable across two families: One family had unusual plaques described as “reminiscent of loosely packed cotton-wool balls” which were large (100-150 μM in diameter) and not congophilic, suggesting a lack of amyloid at the core, in addition to more typical AD plaques and tangles. The other family had more typical AD pathology. |
4.6 kb deletion including entire exon 9 and extending into flanking intronic sequences; results in skipping of exon 9 and S290C substitution at the splice junction of exons 8 and 10. Δ9 mutations generally result in increased Aβ42/Aβ40 ratio and decreased Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42 ratios. They also disrupt multiple cellular functions. |
Intron 8, Exon 9, Intron 9 | Complex |
0 | Crook et al., 1998; Prihar et al., 1999 |
|
S290_R377delinsW (Δ9-10) (Δ9-10, Delta9-10, p.Ser290_Arg377delinsTrp, g.73671948_73682054del) |
Alzheimer's Disease, Spastic Paraparesis | AD : Not Classified | No data. |
This mutation involves the deletion of 10.1 kilobases including exons 9 and 10. Severe deficits in endopeptidase and carboxypeptidase activity; decreased production of Aβ42, Aβ40, and Aβ38, with increased Aβ43. |
Introns 8-10, Exons 9-10 | Deletion |
0 | Le Guennec et al., 2017; Lanoiselée et al., 2017 |
|
c.869-22_869-23ins18 (ΔE9, Δ9, deltaE9) |
Alzheimer's Disease, Spastic Paraparesis | AD : Not Classified | Cotton-wool plaques in addition to widespread neurofibrillary tangles and neuritic plaques more typical of AD. Marked cerebral amyloid angiopathy. |
Insertion of 18 nucleotides in intron 8 upstream of exon 9, resulting in exon 9 skipping. Δ9 mutations generally result in increased Aβ42/Aβ40 ratio and decreased Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42 ratios. They also disrupt multiple cellular functions. |
Intron 8, Exon 9 | Insertion |
0 | Dumanchin et al., 2006 | |
S290_S319delinsC A>G (ΔE9, Δ9, c.869-2A>G) |
Alzheimer's Disease | AD : Pathogenic | Unknown; in one patient, MRI showed supratentorial atrophy, particularly of parietal and occipital cortex. Also, reduced Aβ42 in CSF. |
Point mutation in splice acceptor site in intron 8 resulting in skipping of exon 9 and S290C change at the splice junction of exons 8 and 10. Δ9 mutations generally result in increased Aβ42/Aβ40 ratio and decreased Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42 ratios. They also disrupt multiple cellular functions. |
Intron 8, Exon 9 | Complex |
0 | Rovelet-Lecrux et al., 2015 | |
S290_S319delinsC G>A (ΔE9, Δ9, c.869-1G>A) |
Alzheimer's Disease, Spastic Paraparesis | AD : Pathogenic | Cotton-wool plaques are common, in addition to classic neuritic, amyloid plaques. Tangles, neuronal loss, atrophy typical of AD. |
Point mutation in splice acceptor site in intron 8 resulting in skipping of exon 9 and S290C change at the splice junction of exons 8 and 10. Δ9 mutations generally result in increased Aβ42/Aβ40 ratio and decreased Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42 ratios. They also disrupt multiple cellular functions. |
rs63750219 |
Intron 8, Exon 9 | Complex |
0 | Sato et al., 1998 |
S290_S319delinsC G>T (ΔE9, Δ9) |
Alzheimer's Disease, Spastic Paraparesis | AD : Pathogenic | Cotton-wool plaques throughout the neocortex. Less frequent cored plaques. Neurofibrillary tangles, some neuronal loss, gliosis, and cerebral amyloid angiopathy. |
Point mutation in a splice acceptor site in intron 8 resulting in in-frame skipping of exon 9 and S290C change at the splice junction of exon 8 and 10. Δ9 mutations generally result in increased Aβ42/Aβ40 ratio and decreased Aβ (37 + 38 + 40) / (42 + 43) and Aβ37/Aβ42 ratios. They also disrupt multiple cellular functions. |
rs63750219 |
Intron 8, Exon 9 | Complex |
0 | Perez-Tur et al., 1995; Hutton et al., 1996 |
T291A |
Alzheimer's Disease | AD : Benign, Parkinsonism : Not Classified | Unknown, patient with 2 PSEN1 mutations (A434T, T291A) had AD pathology with cotton wool plaques, diffuse deposits, and severe amyloid angiopathy |
Unknown, in silico analyses predicted a damaging effect (PHRED-scaled CADD = 22.8). |
Exon 9 | Point, Missense ACA to GCA |
0 | Ryan et al., 2016 | |
T291P |
Alzheimer's Disease, Spastic Paraparesis | AD : Likely Pathogenic | Unknown; MRI showed marked diffuse atrophy and a signal in the right temporal lobe, compatible with previous bleeding. |
In cells, this mutation increased both Aβ40 and Aβ42, causing an overall increase in the Aβ42/Aβ40 ratio. However, in an in vitro assay, it dramatically decreased Aβ42 and abolished Aβ40 production. Also affects exon 9 splicing. |
rs63750298 |
Exon 9 | Point, Missense ACA to CCA |
0 | Dumanchin et al., 2006 |
K311R |
Alzheimer's Disease | AD : Uncertain Significance | Unknown |
Increased Aβ42 and reduced Aβ40 levels in conditioned media of cultured cells, resulting in increased Aβ42:Aβ40. Also increased phosphorylated tau levels in cell lysates. |
rs115865530 |
Exon 9 | Point, Missense AAA to AGA |
0 | Dong et al., 2017 |
E318G |
None | AD : Benign | Mixed results. Some carriers have AD neuropatholgy, but some do not. |
Most data indicate no effect on Aβ42/Aβ40, Aβ (37 + 38 + 40) / (42 + 43), and Aβ37/Aβ42 ratios. |
rs17125721 |
Exon 9 | Point, Missense GAA to GGA |
0 | Sandbrink et al., 1996; Cruts et al., 1998; Aldudo et al., 1998 |
D333G |
Dilated Cardiomyopathy | AD : Benign, Dilated Cardiomyopathy : Not Classified | Unknown |
Aβ42 production slightly reduced in vitro. Altered calcium signaling in fibroblasts. |
rs121917809 |
Exon 10 | Point, Missense GAT to GGT |
0 | Li et al., 2006 |
R352C |
Alzheimer's Disease | AD : Likely Benign | Unknown; imaging showed cerebral global atrophy. |
Aβ42/Aβ40 ratio similar to wildtype as assessed in cellular and in vitro assays. |
Exon 10 | Point, Missense CGC to TGC |
0 | Jiang et al., 2015 | |
T354I |
Alzheimer's Disease | AD : Uncertain Significance | Unknown, but brain imaging showed generalized atrophy in one case and cortical parieto-temporal hypometabolism in another. CSF levels of Aβ42, total tau, and phospho-tau were consistent with AD in the latter case. |
Decreased Aβ42 and Aβ40 production, and decreased Aβ42/Aβ40 ratio in vitro. Decreased Aβ42 in CSF of one case. |
rs63751164 |
Exon 10 | Point, Missense ACA to ATA |
0 | Rogaeva et al., 2001; Lee et al., 2006 |
P355S |
Alzheimer's Disease, Frontotemporal Dementia | AD : Likely Benign | Unknown, but MRI revealed microbleeds in cortex, basal ganglia, and subcortical white matter suggestive of amyloid angiopathy. FDG-PET showed bilateral frontotemporal hypometabolism. Lewy body pathology suspected. |
Unknown, but cryo-EM data suggest perturbation of γ-secretase catalytic activity. In silico algorithms yielded conflicting predictions. |
rs376433615 |
Exon 10 | Point, Missense CCT to TCT |
0 | Monacelli et al., 2019 |
R358Q |
Alzheimer's Disease | AD : Likely Benign | Unknown |
Decreased Aβ40 and Aβ42 production and increased Aβ42/Aβ40 ratio in vitro. in cells, increased Aβ40 and Aβ42 secretion, with no significant change in the Aβ42/Aβ40 ratio. |
rs63751174 |
Exon 10 | Point, Missense CGA to CAA |
0 | Rogaeva et al., 2001 |
A360T |
Alzheimer's Disease | AD : Likely Benign | Unknown. In one carrier, CSF Aβ42 was reduced, but tau and phospho-tau levels were normal. In another, CSF phospho-tau was increased, but Aβ42 and tau were normal. MRI in latter carrier showed hippocampal and posterior cortical atrophy. |
Unknown |
rs199715992 |
Exon 10 | Point, Missense GCT to ACT |
0 | Lanoiselée et al., 2017 |
L364P |
Alzheimer's Disease | AD : Not Classified | Unknown, but but an MRI scan showed atrophy consistent with AD in one case. |
Unknown. In silico algorithms provided mixed predictions, with the integrative CADD score (> 20) suggesting a damaging effect. |
rs966909396 |
Exon 10 | Point, Missense CTT to CCT |
0 | Eryilmaz et al., 2021 |
S365A |
Alzheimer's Disease | AD : Uncertain Significance | Unknown |
In vitro production of Aβ38, Aβ40, Aβ42, and Aβ43 similar to wildtype in one study; in another Aβ40 and Aβ42 production moderately increased, with Aβ42/Aβ40 ratio unchanged. Another study reported the phosphorylation status of this site appears to modulate a PSEN1 calcium-triggered conformational change linked to increased Aβ42/Aβ40. |
Exon10 | Point, Missense TCC to GCC |
0 | Clarimón et al., 2008; Guerreiro et al., 2010 |
|
S365Y |
Alzheimer's Disease | AD : Not Classified | Unknown. |
Unknown. In silico algorithms yielded conflicting results, with integrative CADD score (>20) suggesting damaging effects. |
rs63750941 |
Exon 10 | Point, Missense TCC to TAC |
0 | Rogaeva et al., 2001 |
G371C |
Alzheimer's Disease | AD : Not Classified | Unknown |
Unknown. In silico algorithms yielded conflicting results. |
Exon 10 | Point, Missense GGT to TGT |
0 | Perrone et al., 2020 | |
R377W |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown; in one case, imaging showed amyloid deposition in the precuneus and frontal and parietal areas, with mild parietal atrophy and hypometabolism in precuneus, posterior cingulum, inferior parietal lobes, temporal, and frontal lobes. Frontotemporal atrophy and hypometabolism seen in another case.
|
In vitro, decreased Aβ42 production and abrogated Aβ40 production. |
Exon 10 | Point, Missense AGG to TGG |
0 | Wallon et al., 2012; Borroni et al., 2011 |
|
R377M |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown |
Unknown, but in silico algorithm predicted it is deleterious (PHRED-scaled CADD = 32). |
rs63751051 |
Exon 11 | Point, Missense AGG to ATG |
0 | Janssen et al., 2003 |
G378R |
AD : Not Classified | Unknown, but MRI of one patient showed fronto-temporo-parietal atrophy and CSF biomarkers consistent with AD. |
Unknown, but predicted deleterious in silico and two other pathogenic mutations in same residue. |
Exon 11 | Point, Missense GGA to CGA |
0 | Ramos-Campoy et al., 2020 | ||
G378V |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD. |
Decreased Aβ42 and abrogation of Aβ40 production in vitro. Predicted to have a damaging effect by SIFT, Polyphen, and Mutation Taster. |
rs63750323 |
Exon 11 | Point, Missense GGA to GTA |
0 | Janssen et al., 2003 |
G378E |
Alzheimer's Disease, Cerebral Amyloid Angiopathy | AD : Pathogenic | Neuropathology consistent with AD. One case also had notable cerebral amyloid angiopathy. |
Increased Aβ42/Aβ40 ratio; increased Aβ42. |
rs63750323 |
Exon 11 | Point, Missense GGA to GAA |
0 | Besançon et al., 1998 |
G378fs |
Alzheimer's Disease | AD : Not Classified | Unknown; MRI showed hippocampal and parahippocampal atrophy. |
The insertion of one nucleotide in exon 11 is predicted to cause a frameshift. In cells, Aβ40 and Aβ42 production decreased and Aβ42/Aβ40 ratio increased. |
Exon 11 | Insertion |
0 | El Kadmiri et al., 2014 | |
K380R |
AD : Not Classified | Unknown |
Unknown, but in silico predictions suggest damaging effect (PHRED-scaled CADD score > 20). |
Exon 11 | Point, Missense AAA to AGA |
0 | Jiao et al., 2021 | ||
L381F |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD, including neuritic amyoid plaques and neurofibrillary tangles. Hirano bodies and granulovacuolar degeneration in the hippocampus. |
In silico analysis suggests that the mutation affects the folding free energy and flexibility of the protein. |
Exon 11 | Point, Missense CTT to TTT |
0 | Dolzhanskaya et al., 2014 | |
L381V |
Alzheimer's Disease, Spastic Paraparesis | AD : Pathogenic | Unknown, but in one carrier, PET revealed widespread amyloid and tau pathology, atrophy, hypometabolism, and reduced dopamine transporter in the putamen. In another, Aβ38 and Aβ40 in CSF were proportionately reduced while Aβ43 was relatively high resulting in an elevated Aβ43/Aβ42 ratio. |
Increased Aβ42/Aβ40 ratio; increased Aβ42 and Aβ43; Reduced PSEN1 N-terminal fragment (NTF), suggesting impaired endoproteolysis of PSEN1. |
rs63750687 |
Exon 11 | Point, Missense CTT to GTT |
0 | Dintchov Traykov et al., 2009; Mehrabian et al., 2004 |
G384A |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD. |
Increased Aβ42/Aβ40 ratio; increased relative amounts of longer vs. shorter Aβ peptides; decreased Aβ40, Aβ38, Aβ38/Aβ42, and Aβ40/Aβ43. Abolished ER calcium leak channel activity and reduced ApoE secretion. Altered subcellular localization of PSEN1 and its interaction with GLT-1. |
rs63750646 |
Exon 11 | Point, Missense GGA to GCA |
0 | Cruts et al., 1995; Tanahashi et al., 1996 |
F386I |
Alzheimer's Disease | AD : Pathogenic | Unknown; MRI showed atrophy of hippocampus. |
Increased Aβ42/Aβ40 and Aβ43; decreased Aβ37/Aβ42 in cells. |
Exon 11 | Point, Missense TTC to ATC |
0 | Shea et al., 2017 | |
F386S |
Alzheimer's Disease | AD : Pathogenic | Unknown |
Decreased Aβ37/Aβ42 ratio and dramatically increased Aβ43 in cells. Increased Aβ42/Aβ40 ratio in 3 assays. |
rs63749860 |
Exon 11 | Point, Missense TTC to TCC |
0 | Raux et al., 2005 |
F386L |
Alzheimer's Disease | AD : Pathogenic | Unknown. |
Unknown, but predicted to be pathogenic by multiple in silico analyses. |
rs1555358095 |
Exon 11 | Point, Missense TTC to TTA |
0 | Yagi et al., 2014 |
F388S |
Alzheimer's Disease, Spastic Paraparesis | AD : Pathogenic | Unknown, but MRI revealed brainstem atrophy, and DTI showed corticospinal tract abnormalities typical of spastic paraparesis. |
Unknown, but cryo-EM data and in silico algorithms suggest it is damaging. |
Exon 11 | Point, Missense TTC to TCC |
0 | Ringman et al., | |
F388L |
Alzheimer's Disease | AD : Pathogenic | Unknown. |
Increased Aβ42 and Aβ42/Aβ40 ratio. |
Exon 11 | Point, Missense TTC to TTG |
0 | Zhan et al., 2017 | |
Y389H |
Alzheimer's Disease, Parkinsonism | AD : Likely Pathogenic | Unknown, but in two cases, amyloid-PET was positive. MRI revealed mild, diffuse cortical atrophy in one case, and severe frontotemporal atrophy in another. FDG-PET showed bilateral hypometabolism in parietal and temporal cortices in one case. |
Unknown, but in silico algorithms predicted probably damaging (Polyphen2) and not tolerable/damaging (SIFT). CADD score = 26.9. |
Exon 11 | Point, Missense TAC to CAC |
0 | Park et al., 2020; Kim et al., 2020 |
|
Y389S |
Alzheimer's Disease | AD : Not Classified | Unknown, but one case had Aβ accumulation (PiB-PET+), with mild, diffuse cortical atrophy (MRI), and bilateral hypometabolism in the parieto-temporal cortex (FDG-PET). |
Unknown, but predicted probably damaging by in silico algorithms Polyphen2 and SIFT. CADD score = 26.8. |
Exon 11 | Point, Missense TAC to TCC |
0 | Kim et al., 2020 | |
S390I |
Alzheimer's Disease | AD : Not Classified | Unknown |
Drastic decrease in production of both Aβ40 and Aβ42 in vitro. |
rs63750883 |
Exon 11 | Point, Missense AGT to ATT |
0 | Campion et al., 1999 |
S390N |
Alzheimer's Disease | AD : Not Classified | Unknown; MRI showed cerebral amyloid angiopathy. |
Unknown. |
Exon 11 | Point, Missense AGT to AAT |
0 | Nicolas et al., 2015 | |
V391F |
Alzheimer's Disease | AD : Pathogenic | Unknown |
Increased Aβ42/Aβ40 ratio; reduced Aβ40 production in vitro. |
rs63751066 |
Exon 11 | Point, Missense GTT to TTT |
0 | Raux et al., 2005 |
V391G |
Alzheimer's Disease | AD : Pathogenic, Parkinsonism : Not Classified | Unknown; in single case MRI showed generalized mild cortical and subcortical atrophy, thinner hippocampus, and enlarged ventricles. |
Unknown, probable damaging as predicted by multiple in silico algorithms. Phenotype complicated by family history of extrapyramidal disease with several associated recessive mutations (PANK2, SYNE1, ZNF592) |
Exon 11 | Point, Missense GTT to GGT |
0 | Lou et al., 2017 | |
L392V |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD, including cortical atrophy, amyloid plaques, and neurofibrillary tangles. |
Increased Aβ42:Aβ40 ratio; increased Aβ48-39 production line, including Aβ42, in cells; decreased Aβ40 production in vitro. Impaired Notch cleavage. |
rs63751416 |
Exon 11 | Point, Missense CTG to GTG |
0 | Campion et al., 1995; Campion et al., 1995; Rogaev et al., 1995; Campion et al., 1999 |
L392P |
Alzheimer's Disease | AD : Not Classified | Unknown |
Unknown |
rs63750218 |
Exon 11 | Point, Missense CTG to CCG |
0 | Tedde et al., 2000 |
V393F |
Alzheimer's Disease | AD : Not Classified | Unknown |
Unknown, but predicted deleterious by in silico analysis (CADD Phred score= 35). |
Exon 11 | Point, Missense GTT to TTT |
0 | Koriath et al., 2018 | |
G394V |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown |
In vitro, Aβ40 production undetectable; Aβ42 drastically reduced; autoproteolysis abrogated. Four algorithms predicted the mutation to be damaging, with a PHRED-CADD score of 31. In patient cells with additional mutation (E318G), no change in Aβ40 or Aβ42 levels. |
rs63750929 |
Exon 11 | Point, Missense GGT to GTT |
0 | Rogaeva et al., 2001 |
K395I |
Alzheimer's Disease | AD : Likely Pathogenic | Neuropathological data are unavailable. No abnormalities were detected in an early MRI scan of the proband’s brain, nor in an EEG. |
Increased Aβ42/Aβ40 ratio and decreased both Aβ42 and Aβ40 levels. |
Exon 11 | AAA to ATA |
0 | Takada et al., 2022 | |
A396T |
Alzheimer's Disease | AD : Likely Pathogenic | Neuropathology was consistent with AD, plus widespread α-synuclein inclusions characteristic of Lewy body disease, in one case. MRI of another case showed atrophy of the frontal lobes. |
Increased Aβ40 and Aβ42 production with Aβ42/Aβ40 ratio unchanged in cells; reduced Aβ40 production and increased Aβ42/Aβ40 ratio in vitro. |
Exon 11 | Point, Missense GCC to ACC |
0 | Lohmann et al., 2012 | |
N405S |
Alzheimer's Disease | AD : Not Classified | Neuropathology consistent with AD. |
Decreased Aβ40 and Aβ42 production, and decreased Aβ42/Aβ40 ratio in vitro. |
rs63751254 |
Exon 11 | Point, Missense AAC to AGC |
0 | Yasuda et al., 2000 |
I408T |
Alzheimer's Disease, Dementia with Lewy Bodies, Parkinsonism | AD : Not Classified, DLB : Not Classified | Unknown; MRI of two carriers showed termporal and hippocampal atrophy consistent with AD. CSF biomarkers consistent with AD and deficit in dopamine uptake in one case, but additional mutation present. |
Unknown; predicted damaging in silico. |
Exon 11 | Point, Missense ATA to ACA |
0 | Tedde et al., 2016 | |
A409T |
Alzheimer's Disease | AD : Not Classified | Unknown |
In cells, increased Aβ43 production and the Aβ42/Aβ40 ratio; decreased total Aβ, Aβ38, Aβ40, and Aβ42. In vitro, decreased Aβ40, Aβ42, and the Aβ42/Aβ40 ratio. |
rs63750227 |
Exon 11 | Point, Missense GCC to ACC |
0 | Aldudo et al., 1999 |
C410Y |
Alzheimer's Disease | AD : Pathogenic | Neuropathology consistent with AD. |
Increased Aβ42/Aβ total ratio and decreased Aβ (37 + 38 + 40) / (42 + 43) ratio in cells. Dominant-negative inhibition of wild-type PSEN1. Partial loss of γ-secretase cleavage of Notch and β-neurexin. |
rs661 |
Exon 11 | Point, Missense TGT to TAT |
0 | Sherrington et al., 1995; Campion et al., 1995 |
I416T |
Alzheimer's Disease | AD : Pathogenic | Unknown, but two cognitively normal mutation carriers had preclinical amyloid plaques and tau accumulation, as assessed by PET, similar to those of individuals at-risk for late-onset AD or individuals carrying other AD-causing PSEN1 mutations. |
Unknown, but mutation results in the substitution of a highly conserved, transmembrane, hydrophobic amino acid with a polar amino acid near a splice site. CADD score >20. |
Exon 11 | Point, Missense ATT to ACT |
0 | Ramirez Aguilar et al., 2019 | |
G417S |
Alzheimer's Disease | AD : Not Classified, SP : , Parkinsonism : | Cotton wool plaques throughout cortex, abundant Aβ deposits in cerebellum and spinal gray matter (one patient). Also, CAA, extensive neuronal loss, astrocytic and microglial markers, and extensive distribution of neocortical Lewy bodies. TDP-43 inclusions in limbic region and temporal cortex. |
Increased Aβ42 and the Aβ42/Aβ40 ratio in cultured cells. |
Exon 12 | Point, Missense GGT to AGT |
0 | Miki et al., 2019 | |
G417A |
Alzheimer's Disease, Parkinsonism | AD : Not Classified | Unknown, but MRI and PET are consistent with AD in one case. PiB-PET showed diffuse amyloid in the cerebellum, and the frontal, parietal, and temporal cortices. |
Unknown, but in silico analyses predict mutation is damaging (PolyPhen2, SIFT, Provean). Changes in amino acid bulkiness, polarity, and hydrophobicity, together with 3D modeling, suggest reduced flexibility in transmembrane helix. Splicing may also be affected. |
Exon 12 | Point, Missense GGT to GCT |
0 | Giau et al., 2018 | |
L418W |
Alzheimer's Disease | AD : Not Classified | Unknown, but in 2 carriers imaging showed symmetrical hyperintensities in the posterior-dominant white matter and the splenium of corpus. SPECT imaging showed hypoperfusion in the posterior cingulate gyrus and parietal lobe. In one carrier, DAT imaging revealed decreased dopamine uptake in the putamen bilaterally. |
Unknown, but in silico analysis predicted damaging effects (PHRED-scaled CADD > 20). |
Exon 12 | Point, Missense TTG to TGG |
0 | Takahashi et al., 2018 | |
L418F |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown |
Decreased Aβ40 and Aβ42 production, and elevated Aβ42/Aβ40 ratio, in vitro. |
rs63751316 |
Exon 12 | Point, Missense TTG to TTT |
0 | Rogaeva et al., 2001 |
L420R |
Alzheimer's Disease | AD : Likely Pathogenic | Extensive amyloid pathology, primarily in the form of cotton-wool plaques, although some rare dense core plaques. Some amyloid angiopathy. |
Decreased Aβ40 and Aβ42 production; increased Aβ42/Aβ40 ratio in vitro. |
rs63750802 |
Exon 12 | Point, Missense CTT to CGT |
0 | Shrimpton et al., 2007 |
L424F |
Alzheimer's Disease, Dementia, Depression | AD : Pathogenic | Unknown, but neuroimaging in two patients revealed brain atrophy with white-matter changes. |
Increased Aβ42/Aβ40 and decreased Aβ37/Aβ42 in cultured cells.
|
Exon 12 | Point, Missense CTC to TTC |
0 | Mehrabian et al., 2006 | |
L424V |
Atypical Dementia | AD : Not Classified, Atypical Dementia : Not Classified | Unknown; CT and SPECT imaging showed diffuse cortical and subcortical atrophy and hypoperfusion affecting the frontal, temporal, and parietal lobes in one patient. In another, fronto-temporal atrophy was predominant, as revelaed by CT and MRI. |
Increased Aβ40, Aβ42, and Aβ42/Aβ40 in vitro. |
Exon 12 | Point, Missense CTC to GTC |
0 | Robles et al., 2009 | |
L424P |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown, but in proband, MRI showed medial temporal lobe atrophy and global cortical atrophy; PET showed hypometabolism in parietal areas, the precuneus, and the posterior cingulate cortex. Also, reduced CSF Aβ42. |
Unknown, but predicted pathogenic by multiple in silico algorithms. 3D in silico analysis predicted shortening of two intramembrane α-helices and creation of a new one. |
Exon 12 | Point, Missense CTC to CCC |
0 | Guven et al., 2019 | |
L424R |
Alzheimer's Disease, Spastic Paraparesis | AD : Pathogenic | Unknown; MRI showed cortical and subcortical atrophy with a thin corpus callosum. |
Increased Aβ42/Aβ40 and Aβ43 levels, and decreased Aβ37/Aβ42. |
rs63751032 |
Exon 12 | Point, Missense CTC to CGC |
0 | Kowalska et al., 1999 |
L424H |
Alzheimer's Disease, Atypical Dementia | AD : Pathogenic | Unknown; generalized cerebral atrophy by MRI; diffuse cerebral hypoperfusion by SPECT. |
Increased Aβ42/Aβ40 and Aβ43; decreased Aβ37/Aβ42. |
rs63751032 |
Exon 12 | Point, Missense CTC to CAC |
0 | Raux et al., 2005; Zekanowski et al., 2006 |
A426P |
Alzheimer's Disease | AD : Pathogenic | Unknown, but PiB-PET revealed robust amyloid deposition in the striatum. PiB retention was also found in the neocortex and thalamus. Compared to sporadic AD, amyloid accumulation in frontal, temporoparietal, and precuneus cortices was lower. |
Aβ42/Aβ40 ratio increased, Aβ (37 + 38 + 40) / (42 + 43) ratio decreased in cells. γ-secretase composite score (% relative to wildtype) = 52.86
|
rs63751223 |
Exon 12 | Point, Missense GCC to CCC |
0 | Poorkaj et al., 1998 |
I427V |
Alzheimer's Disease | AD : Uncertain Significance | Unknown. |
Unknown, but predicted in silico to be damaging (PHRED-scaled CADD score = 20.3). |
rs1398951357 |
Exon 12 | ATT to GTT |
0 | Wang et al., 2023 |
A431V |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown, but in one case FDG-PET at MCI-AD stage showed low metabolic rates in posterior cingulate gyrus, posterior and lateral parietal cortices, and medial temporal regions; elevated tau and phospho-tau in CSF. |
Unknown. Multiple in silico algorithms predicted damaging. |
rs63750083 |
Exon 12 | Point, Missense GCA to GTA |
0 | Matsushita et al., 2002 |
A431E |
Alzheimer's Disease | AD : Pathogenic, SP : Pathogenic | Neuropathology consistent with AD. Widespread white-matter abnormalities in several patients with motor impairments, high incidence of cerebral microhemorrhages. In one case, Lewy body pathology. |
Aβ42/Aβ40 ratio increased in vitro and Aβ (37 + 38 + 40) / (42 + 43) decreased in cultured cells. Toxic peptide Aβ43 was particularly elevated. Increased expression of cell cycle genes and activation of REST in iPSC-neurons. Enhanced MAO-A activity in HT-22 cells. |
rs63750083 |
Exon 12 | Point, Missense GCA to GAA |
0 | Rogaeva et al., 2001; Yescas et al., 2006 |
P433S |
Alzheimer's Disease | AD : Pathogenic | Unknown |
Increased Aβ42, Aβ43, and Aβ42/Aβ40 ratio in transfected cells. Reduced PSEN1 endoproteolysis. |
Exon 12 | Point, Missense CCA to TCA |
0 | Koriath et al., 2018 | |
A434T |
Alzheimer's Disease, Parkinsonism | AD : Pathogenic | Unknown. |
Unknown; predicted damaging in silico. |
Exon 12 | Point, Missense GCT to ACT |
0 | Jiao et al., 2014 | |
A434C |
Alzheimer's Disease | AD : Pathogenic | Numerous diffuse plaques and neuritic plaques with dense amyloid cores throughout the neocortex; Abundant neurofibrillary tangles and Hirano bodies; Moderate cell loss and gliosis in the hippocampus, amygdala, and nucleus basalis. |
Increased Aβ42 and decreased Aβ40 production in vitro, resulting in an increased Aβ42/Aβ40 ratio. |
Exon 12 | Point, Double GCT to TGT |
0 | Devi et al., 2000 | |
A434V |
Alzheimer's Disease, Posterior Cortical Atrophy | AD : Not Classified | Unknown, but predicted deleterious (PHRED-scaled CADD score = 28.7) |
Exon 12 | GCT to GTT |
0 | Roveta et al., 2023 | ||
L435F |
Alzheimer's Disease | AD : Pathogenic | Widespread cotton-wool plaques in the neocortex, hippocampus, and deep cerebral nuclei contain substantially more Aβ43 than typical plaques. Abundant neurofibrillary tangles in the entorhinal cortex and hippocampus. Mild cerebral amyloid angiopathy. Neuronal loss, depigmentation, and gliosis in the substantia nigra. |
Elevated Aβ43 in cells, inluding iPSC-derived neurons, knockin rats, and human brain tissue (although decreased Aβ43 in knockin mice). Decreased total Aβ, Aβ42, Aβ40, APP-CTF. Decreased ε-cleavage, autoproteolysis, and Aβ46→Aβ43 and Aβ43→Aβ40 trimming. Altered Notch function. Impaired wildtype PSEN1 γ-secretase activity. Increased seeding and propagation of tau aggregates. |
rs63750001 |
Exon 12 | Point, Missense CTT to TTT |
1 | Rogaeva et al., 2001 |
P436S |
Alzheimer's Disease | AD : Not Classified | Unknown |
Increased Aβ42/Aβ40 ratio in cells and in vitro. In cells, decreased production of Aβ40, Aβ42, AICD, Notch. In vitro, decreased Aβ40, with no effect on Aβ42 production. |
rs63749925 |
Exon 12 | Point, Missense CCA to TCA |
0 | Palmer et al., 1999 |
P436Q |
Alzheimer's Disease, Spastic Paraparesis | AD : Pathogenic | Neuropathology consistent with AD in at least one mutation carrier, including frequent Aβ plaques, many of the cotton-wool type, and severe neurofibrillary tangle pathology (Braak and Braak stage VI). |
Unknown, but multiple in silico algorithms predicted it is damaging. |
rs121917808 |
Exon 12 | Point, Missense CCA to CAA |
0 | Taddei et al., 1998 |
I437V |
Alzheimer's Disease | AD : Likely Pathogenic | Unknown. |
Decreased Aβ40 and Aβ42 production, and increased Aβ42/Aβ40 ratio in vitro. |
Exon 12 | Point, Missense ATC to GTC |
0 | Nicolas et al., 2015 | |
I439V |
Alzheimer's Disease | AD : Uncertain Significance | Unknown. |
In vitro, moderately increased Aβ40 and Aβ42 production; Aβ42/Aβ40 ratio unchanged. In cells, increased Aβ42 secretion; Aβ42/Aβ40 unchanged.
|
rs63750249 |
Exon 12 | Point, Missense ATC to GTC |
0 | Rogaeva et al., 2001 |
I439S |
Alzheimer's Disease | AD : Not Classified | Unknown, but MRI showed diffuse cortical atrophy in one case. |
Unknown, but PolyPhen analysis predicted the mutation is possibly damaging. |
Exon 12 | Point, Missense ATC to AGC |
0 | Gómez-Tortosa et al., 2010 | |
T440del |
Alzheimer's Disease, Dementia with Lewy Bodies | PDD : Not Classified, AD : Not Classified | Cotton-wool plaques, Lewy bodies, CAA, neuronal loss in cortex and substantia nigra, corticospinal tract degeneration in one case. |
Abrogation of Aβ40 production and dramatic reduction of Aβ42 production in vitro. Near abrogation of autoproteolysis. |
rs63750470 |
Exon 12 | Deletion ACC to --- |
0 | Ishikawa et al., 2005 |
M457V |
Alzheimer's Disease | AD : Not Classified | Unknown |
Unknown, but in silico data predicted a damaging effect (PHRED-scaled CADD score > 20). |
Exon 12 | Point, Missense ATG to GTG |
0 | Jiao et al., 2021 | |
c.*9C>T |
Alzheimer's Disease, Mild Cognitive Impairment | AD : Uncertain Significance | Unknown. |
Unknown, but in silico algorithm predicted low deleteriousness (PHRED-CADD < 20). |
rs200464369 |
Exon 12, 3' UTR | Point |
0 | Jia et al., 2020 |
c.*947G>A |
AD : Benign | Unknown, associated with increased thickness in the inferior frontal and orbitofrontal cortices, and basal ganglia |
Unknown |
rs7523 |
Exon 12, 3' UTR | Point |
0 | Seo et al., 2020 |