Send feedback

ECPAS p.His944Arg

c.2831A>G · rs774709947 · VCV3087039

Uncertain significance Single submitter
Classification
Uncertain significance
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.000426%, nfe)

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
REVEL0.093moderately benign-leaning
Splicing
SpliceAI<0.2no splice effect predicted · four deltas, not one · how we know
Constraint at this position
ConservationphyloP 6.2GERP 1.9, phastCons 1
Regional constrainto/e 0.81unconstrained · MANE · 48 kb · p 1.8e-10 · regional, not allelic
Overall
CADD21.3PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.000426% European (non-Finnish) · 5/1,174,778 alleles
Filtering AF 0.000125% ClinGen BA1/BS1 input FAF95, joint · FAF99 9.1e-05%
Overall 0.000312% 5/1,603,418 alleles · very rare exomes 4/1,451,212 · genomes 1/152,206 · joint denominator

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
ECPAS
Protein
p.His944Arg
Coding
c.2831A>G
MANE Select
NM_001364929
dbSNP
rs774709947
Type
single nucleotide variant
Location
chr9:111394251 (GRCh38)
Gene constraint
LOEUF 0.316 · pLI 1.00 (gnomAD)
Structure
AlphaFold pLDDT 84.03
Full ECPAS 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/ecpas-p-his944arg (accessed [today's date]).

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