CHST14 p.Pro333=
c.999C>T · rs770488985 · VCV2194515
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 3 submitters
gnomAD v4.1
Rare
very rare (popmax 0.00667%, afr)
Conditions
2
Cardiovascular phenotype
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 -20 | GERP -3.3 |
| Overall | ||
| CADD | 0.059 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00667%
African / African-American · 5/74,936 alleles
Filtering AF
0.00255%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00161%
Overall
0.000496%
8/1,614,024 alleles · very rare
exomes 7/1,461,820 · genomes 1/152,204 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| African / African-Americangrpmax | 0.00667% | 14,987 |
| Remaining individualsnot grpmax-eligible | 0.0016% | 62,482 |
| South Asian | 0.0011% | 91,078 |
| European (non-Finnish) | 8.47e-05% | 1,180,034 |
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
- CHST14
- Protein
- p.Pro333=
- Coding
- c.999C>T
- MANE Select
- NM_130468
- dbSNP
- rs770488985
- Type
- single nucleotide variant
- Location
- chr15:40472212 (GRCh38)
- Gene constraint
- LOEUF 0.917 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 84.17
Similar variants
- CHST14 p.Arg213Pro Likely pathogenic ★★ same condition
- CHST14 p.Arg320Ter Likely pathogenic ★★ same condition
- CHST14 p.Gln204Ter Pathogenic/Likely pathogenic ★★ same condition
- CHST14 p.Glu262Lys Pathogenic/Likely pathogenic ★★ same condition
- CHST14 p.Tyr293Cys Pathogenic/Likely pathogenic ★★ same condition
- CHST14 p.Ala100Thr Uncertain significance ★★ ⚠ same condition
- CHST14 p.Ala11Val Uncertain significance ★★ ⚠ same condition
- CHST14 p.Ala15Pro Uncertain significance ★★ ⚠ same condition
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/chst14-p-pro333 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown