C7 p.Cys797=
c.2391C>T · rs757307981 · VCV2196485
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0352%, sas)
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 · C>G here scores Δ0.26 · evaluated, not missing |
|---|---|---|
| Constraint at this position | ||
| Conservation | phyloP -3 | GERP -4 |
| Overall | ||
| CADD | 3.823 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0352%
South Asian · 32/90,834 alleles
Filtering AF
0.0256%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0223%
Overall
0.00341%
55/1,613,206 alleles · ultra-rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| South Asiangrpmax | 0.0352% | 2,839 |
| Admixed American | 0.00334% | 29,972 |
| European (non-Finnish) | 0.0017% | 58,979 |
| African / African-American | 0.00133% | 75,008 |
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
- C7
- Protein
- p.Cys797=
- Coding
- c.2391C>T
- MANE Select
- NM_001565 · reported on NM_000587
- dbSNP
- rs757307981
- Type
- single nucleotide variant
- Location
- chr5:40981432 (GRCh38)
- Structure
- AlphaFold pLDDT 89.67 · 6 PDB
Similar variants
- C7 c.281-1G>T Pathogenic/Likely pathogenic ★★ same type
- C7 c.63-1G>A Pathogenic ★★ same type
- C7 c.739-2A>G Likely pathogenic ★★ same type
- C7 p.Arg402Ter Pathogenic/Likely pathogenic ★★ same type
- C7 p.Gln271Ter Pathogenic/Likely pathogenic ★★ same type
- C7 p.Gly379Arg Pathogenic/Likely pathogenic ★★ ⚠ same type
- C7 p.Trp205Ter Pathogenic/Likely pathogenic ★★ same type
- C7 p.Ala359Thr 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/c7-p-cys797 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown