Mutations

MAPT T39T

Overview

Pathogenicity: Frontotemporal Dementia : Unclear Pathogenicity
Clinical Phenotype: None
Reference Assembly: GRCh37/hg19
Position: Chr17:44039820 G>A
dbSNP ID: rs63750529
Coding/Non-Coding: Coding
DNA Change: Substitution
Expected RNA Consequence: Substitution
Expected Protein Consequence: Silent
Codon Change: ACG to ACA
Reference Isoform: Tau Isoform Tau-F (441 aa)
Genomic Region: Exon 1

Findings

This silent mutation was identified while screening MAPT in three sets of patient samples with non-Alzheimer's degenerative dementia. It was not found in 95 control individuals and was described as a "rare sequence variant" of unknown clinical significance (Houlden et al., 1999).

Neuropathology

Unknown.

Biological Effect

Unknown.

Last Updated: 16 Feb 2023

Comments

No Available Comments

Make a Comment

To make a comment you must login or register.

References

Paper Citations

  1. . Frequency of tau mutations in three series of non-Alzheimer's degenerative dementia. Ann Neurol. 1999 Aug;46(2):243-8. PubMed.

Further Reading

Learn More

  1. Alzheimer Disease & Frontotemporal Dementia Mutation Database

Protein Diagram

Primary Papers

  1. . Frequency of tau mutations in three series of non-Alzheimer's degenerative dementia. Ann Neurol. 1999 Aug;46(2):243-8. PubMed.

Alzpedia

Disclaimer: Alzforum does not provide medical advice. The Content is for informational, educational, research and reference purposes only and is not intended to substitute for professional medical advice, diagnosis or treatment. Always seek advice from a qualified physician or health care professional about any medical concern, and do not disregard professional medical advice because of anything you may read on Alzforum.