HPS3 p.Pro9=
c.27G>C · rs778074312 · VCV1115698
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 8.49e-05%, nfe)
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 -0.57 | GERP 0.92, phastCons 0.001 |
| Overall | ||
| CADD | 10.95 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
8.49e-05%
European (non-Finnish) · 1/1,178,258 alleles
Overall
6.23e-05%
1/1,605,622 alleles · very rare
exomes 1/1,453,316 · genomes 0/152,306 · 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
- HPS3
- Protein
- p.Pro9=
- Coding
- c.27G>C
- MANE Select
- NM_032383
- dbSNP
- rs778074312
- Type
- single nucleotide variant
- Location
- chr3:149129750 (GRCh38)
- Gene constraint
- LOEUF 0.684 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 82.67
Similar variants
- HPS3 p.Pro9fs Pathogenic ★ same residue
- HPS3 c.1163+1G>A Pathogenic ★★ same type
- HPS3 c.1246-2A>T Likely pathogenic ★★ same type
- HPS3 c.1509+1G>A Likely pathogenic ★★ same type
- HPS3 c.1691+1G>A Pathogenic ★★ same type
- HPS3 c.1692-2A>G Likely pathogenic ★★ same type
- HPS3 c.1873-1G>A Likely pathogenic ★★ same type
- HPS3 c.2106+1G>T Likely 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/hps3-p-pro9 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown