ABCC2 p.Arg1257=
c.3771G>A · rs749380312 · VCV2729695
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Absent
absent from gnomAD v4.1
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| Splicing | ||
| SpliceAI | <0.2 | all four deltas below 0.2 · G>T here scores Δ0.38 · evaluated, not missing |
|---|---|---|
| Constraint at this position | ||
| Conservation | phyloP 2.6 | GERP 2.3, phastCons 1 |
| Overall | ||
| CADD | 10.0 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Absent from gnomAD v4.1. Not observed in any sequenced alleles — a rarity signal (ACMG PM2-supporting), not evidence of pathogenicity on its own.
Variant & gene context
- Gene
- ABCC2
- Protein
- p.Arg1257=
- Coding
- c.3771G>A
- MANE Select
- NM_000392
- dbSNP
- rs749380312
- Type
- single nucleotide variant
- Location
- chr10:99843828 (GRCh38)
- Gene constraint
- LOEUF 0.985 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 81.40 · 16 PDB
- Residue 1257
- an α-helix; the abc transmembrane type-1 2 domain
Similar variants
- ABCC2 c.1031+4A>G Pathogenic/Likely pathogenic ★★ same type
- ABCC2 c.1967+1G>A Pathogenic/Likely pathogenic ★★ same type
- ABCC2 c.1968-1G>C Pathogenic/Likely pathogenic ★★ same type
- ABCC2 c.3258+1G>A Pathogenic/Likely pathogenic ★★ same type
- ABCC2 c.333+1G>A Likely pathogenic ★★ same type
- ABCC2 c.3414+1G>A Likely pathogenic ★★ same type
- ABCC2 c.3415-1G>A Pathogenic/Likely pathogenic ★★ same type
- ABCC2 c.3741+1G>A Pathogenic/Likely pathogenic ★★ same type
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/abcc2-p-arg1257 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown