TRPC3 p.Ile467Val
c.1399A>G · VCV3627020
Uncertain significance
Single submitter
Classification
Uncertain significance
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0214%, afr)
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| REVEL | 0.179 | moderately benign-leaning |
|---|---|---|
| Splicing | ||
| SpliceAI | — | not assessed · no allele here is in the release |
| Constraint at this position | ||
| Conservation | phyloP 6.1 | GERP 2.2, phastCons 1 |
| Regional constraint | o/e 0.84 | unconstrained · MANE · 41 kb · p 1.4e-05 · regional, not allelic |
| Overall | ||
| CADD | 20.8 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0214%
African / African-American · 16/74,884 alleles
Filtering AF
0.0133%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0109%
Overall
0.0013%
21/1,613,750 alleles · ultra-rare
exomes 9/1,461,622 · genomes 12/152,128 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| African / African-Americangrpmax | 0.0214% | 4,680 |
| East Asian | 0.00223% | 44,886 |
| Admixed American | 0.00167% | 59,938 |
| European (non-Finnish) | 0.000254% | 393,286 |
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.Ile467Val
- Coding
- c.1399A>G
- MANE Select
- NM_001130698
- Type
- single nucleotide variant
- Location
- chr4:121912036 (GRCh38)
- Gene constraint
- LOEUF 0.751 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 78.42 · 19 PDB
- Residue 467
- an α-helix
Similar variants
- TRPC3 p.Ile467Phe Uncertain significance ★ same residue
- TRPC3 p.Arg381Cys Uncertain significance ★★ same type
- TRPC3 p.Arg795Gln Uncertain significance ★★ same type
- TRPC3 p.Asn728Ser Uncertain significance ★★ same type
- TRPC3 p.Glu901Lys Uncertain significance ★★ same type
- TRPC3 p.Ile629Val Uncertain significance ★★ same type
- TRPC3 p.Leu905Val Uncertain significance ★★ same type
- TRPC3 p.Lys710Arg 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/trpc3-p-ile467val (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown