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EP400 p.Ala655Val

c.1964C>T · rs1164432049 · VCV2301077

Uncertain significance Single submitter
Classification
Uncertain significance
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00133%, afr)

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
REVEL0.132moderately benign-leaning
Splicing
SpliceAI—not assessed · no allele here is in the release
Constraint at this position
ConservationphyloP 0.11GERP -1.7
Regional constrainto/e 0.95unconstrained · MANE · 45 kb · p 0.17 · regional, not allelic
Overall
CADD10.31PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.00133% African / African-American · 1/75,054 alleles
Overall 0.000137% 2/1,459,822 alleles · very rare
Ancestry group Frequency 1 in
African / African-Americangrpmax 0.00133% 75,054
European (non-Finnish) 8.48e-05% 1,179,034

Rarity supports pathogenicity (ACMG PM2); frequency above a disease-specific BA1/BS1 threshold argues against it. A variant frequent in one ancestry group can be near-absent in others, so a single global figure can mislead.

Variant & gene context

Gene
EP400
Protein
p.Ala655Val
Coding
c.1964C>T
MANE Select
NM_015409
dbSNP
rs1164432049
Type
single nucleotide variant
Location
chr12:131986548 (GRCh38)
Gene constraint
LOEUF 0.365 · pLI 1.00 (gnomAD)
Residue 655
the 'disordered' region
Full EP400 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Similar variants

Built on 18 open, versioned datasets — ClinVar, gnomAD, AlphaMissense, REVEL, ClinGen & more — plus Sugi Variant's own cross-source analysis. Source data 2026-01–2026-10, ClinVar 2026-10. Full sources & versions →

Cite Sugi Variant

Gür T. Sugi Variant: A Deterministic Per-Variant Germline Reference from a Knowledge Graph for Humans and AI Agents. 2026. doi:10.5281/zenodo.21509445. This variant: https://sugi.bio/variant/ep400-p-ala655val (accessed [today's date]).

Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown