RIN2 p.Pro291=
c.873G>A · rs776874726 · VCV2710886
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
very rare (popmax 0.004%, 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 | ||
| Conservation | phyloP -0.37 | GERP -2, phastCons 0.001 |
| Overall | ||
| CADD | 7.708 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.004%
African / African-American · 3/74,910 alleles
Filtering AF
0.00106%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.000495%
Overall
0.000248%
4/1,613,720 alleles · very rare
exomes 2/1,461,558 · genomes 2/152,162 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| African / African-Americangrpmax | 0.004% | 24,970 |
| East Asian | 0.00223% | 44,884 |
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
- RIN2
- Protein
- p.Pro291=
- Coding
- c.873G>A
- MANE Select
- NM_018993
- dbSNP
- rs776874726
- Type
- single nucleotide variant
- Location
- chr20:19974898 (GRCh38)
- Gene constraint
- LOEUF 0.637 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
- Structure
- AlphaFold pLDDT 64.30
- Residue 291
- the 'disordered' region
Similar variants
- RIN2 p.Ala205Val Uncertain significance ★★ ⚠ same type
- RIN2 p.Ala72Thr Uncertain significance ★★ ⚠ same type
- RIN2 p.Ala8Thr Uncertain significance ★★ ⚠ same type
- RIN2 p.Arg135Cys Uncertain significance ★★ ⚠ same type
- RIN2 p.Arg170Trp Uncertain significance ★★ ⚠ same type
- RIN2 p.Arg255Thr Uncertain significance ★★ ⚠ same type
- RIN2 p.Arg290Leu Uncertain significance ★★ ⚠ same type
- RIN2 p.Arg303Gln Uncertain significance ★★ ⚠ 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/rin2-p-pro291 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown