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ERCC3 p.Arg425=

c.1273C>A · rs121913047 · VCV2072098

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0107%, afr)

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
Splicing
SpliceAI—not assessed · no allele here is in the release
Constraint at this position
ConservationphyloP 7.1GERP 1.1, phastCons 1
Overall
CADD11.19PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.0107% African / African-American · 8/74,898 alleles
Filtering AF 0.00528% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.00381%
Overall 0.000496% 8/1,613,996 alleles · ultra-rare

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
ERCC3
Protein
p.Arg425=
Coding
c.1273C>A
MANE Select
NM_000122
dbSNP
rs121913047
Type
single nucleotide variant
Location
chr2:127286772 (GRCh38)
Gene constraint
LOEUF 0.797 · pLI <0.01 (gnomAD)
Structure
AlphaFold pLDDT 76.34 · 56 PDB
Residue 425
the helicase atp-binding domain; an α-helix
Full ERCC3 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/ercc3-p-arg425 (accessed [today's date]).

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