TRPC3 p.Tyr291Phe
c.872A>T · rs1458973762 · VCV2371080
Uncertain significance
Single submitter
Classification
Uncertain significance
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00167%, amr)
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| REVEL | 0.838 | moderately pathogenic-leaning |
|---|---|---|
| Splicing | ||
| SpliceAI | — | not assessed · no allele here is in the release |
| Constraint at this position | ||
| Conservation | phyloP 7.8 | GERP 2.2, phastCons 1 |
| Regional constraint | o/e 0.84 | unconstrained · MANE · 41 kb · p 1.4e-05 · regional, not allelic |
| Overall | ||
| CADD | 26.1 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00167%
Admixed American · 1/60,004 alleles
Overall
6.2e-05%
1/1,614,042 alleles · very rare
exomes 0/1,461,868 · genomes 1/152,174 · joint denominator
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
- TRPC3
- Protein
- p.Tyr291Phe
- Coding
- c.872A>T
- MANE Select
- NM_001130698
- dbSNP
- rs1458973762
- Type
- single nucleotide variant
- Location
- chr4:121932386 (GRCh38)
- Gene constraint
- LOEUF 0.751 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 78.42 · 19 PDB
- Residue 291
- an α-helix
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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/trpc3-p-tyr291phe (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown