RASGRP2 p.His262=
c.786C>T · rs202011481 · VCV2064992
Benign
Single submitter
Classification
Benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
rare (popmax 0.419%, eas)
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 2.6 | GERP -1.6, phastCons 1 |
| Overall | ||
| CADD | 10.32 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.419%
East Asian · 188/44,884 alleles
Filtering AF
0.37%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.351%
Overall
0.012%
193/1,614,180 alleles · rare
exomes 172/1,461,860 · genomes 21/152,320 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| East Asiangrpmax | 0.419% | 239 |
| Remaining individualsnot grpmax-eligible | 0.0064% | 15,627 |
| South Asian | 0.0011% | 91,086 |
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
- RASGRP2
- Protein
- p.His262=
- Coding
- c.786C>T
- MANE Select
- NM_001098671
- dbSNP
- rs202011481
- Type
- single nucleotide variant
- Location
- chr11:64739387 (GRCh38)
- Gene constraint
- LOEUF 0.854 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 77.48 · 2 PDB
- Residue 262
- the ras-gef domain; a UniProt-annotated variant site (in bdplt18); a UniProt-annotated variant site (in bdplt18; lack of mutant protein in platelets from a patient homozygous for the mutation); an α-helix
Similar variants
- RASGRP2 p.Gly305Asp Likely pathogenic ★★ same type
- RASGRP2 p.Arg387Gly Uncertain significance ★★ ⚠ same type
- RASGRP2 p.Arg593His Uncertain significance ★★ ⚠ same type
- RASGRP2 p.Asn330Lys Uncertain significance ★★ ⚠ same type
- RASGRP2 p.Gly331Arg Uncertain significance ★★ ⚠ same type
- RASGRP2 p.Gly492Trp Uncertain significance ★★ ⚠ same type
- RASGRP2 p.Leu107Ile Uncertain significance ★★ ⚠ same type
- RASGRP2 p.Lys55Met 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/rasgrp2-p-his262 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown