Genomic variant #0000000064

Chromosome 1
Allele Unknown
Affects function (as reported) Not classified
Affects function (by curator) Not classified
DNA change (genomic) (Relative to hg19 / GRCh37) g.227073247C>G
Frequency in study 1 FTD family
ExAC MAF 0.000008500
gnomAD MAF -
Segregation yes
# Affected Unrelated 1
De novo No
Variant remarks -no mutations found in PSEN1, APP, or TAU genes in this family -variant associated with autosomal dominant FTD -proband had variant M129V in PRNP gene, possibly related to more aggressive course of disease -notably, this family also had 2 identical twins with the disease and variant who presented with different symptoms and course of disease -APOE genotype e2/e3 or e3/e3 for all subjects analyzed
Reference Binetti, 2003
Suggested ACMG Uncertain significance
AD&FTD Classification Pathogenic
Other Classification Authors: pathogenic
DB-ID PSEN2_000006
Average frequency (large NGS studies) Variant not found in online data sets
Owner Ariane Ayer




Variant on transcripts


Gene     

AscendingTranscript     

Affects function     

Exon     

DNA change (cDNA)     

RNA change     

Protein     
PSEN2 NM_000447.2 ./. 5 c.365C>G r.(?) p.(Thr122Arg)