CDC42 p.Gln2=
c.6G>A · rs774271691 · VCV2959976
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.0144%, sas)
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 12 | GERP 2.4, phastCons 1 |
| Overall | ||
| CADD | 12.14 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0144%
South Asian · 13/90,128 alleles
Filtering AF
0.00853%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00668%
Overall
0.000996%
16/1,607,128 alleles · ultra-rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| South Asiangrpmax | 0.0144% | 6,933 |
| European (non-Finnish) | 0.000255% | 392,246 |
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
- CDC42
- Protein
- p.Gln2=
- Coding
- c.6G>A
- MANE Select
- NM_001791
- dbSNP
- rs774271691
- Type
- single nucleotide variant
- Location
- chr1:22078484 (GRCh38)
- Gene constraint
- LOEUF 0.611 · pLI 0.87 (gnomAD)
- Structure
- AlphaFold pLDDT 93.30 · 48 PDB
- Residue 2
- a β-strand
Similar variants
- CDC42 p.Ala159Val Pathogenic ★★ same type
- CDC42 p.Arg186Cys Pathogenic ★★ ⚠ same type
- CDC42 p.Arg66Gly Pathogenic ★★ same type
- CDC42 p.Arg68Gln Pathogenic ★★ same type
- CDC42 p.Cys81Phe Likely pathogenic ★★ same type
- CDC42 p.Glu171Lys Pathogenic ★★ same type
- CDC42 p.Ser83Pro Pathogenic ★★ same type
- CDC42 p.Tyr23Cys 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/cdc42-p-gln2 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown