GORAB p.Ala180Val
c.539C>T · rs770077182 · VCV1511331
Uncertain significance
Single submitter
Classification
Uncertain significance
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0164%, mid)
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| REVEL | 0.273 | benign-leaning |
|---|---|---|
| Splicing | ||
| SpliceAI | <0.2 | no splice effect predicted · four deltas, not one · how we know |
| Constraint at this position | ||
| Conservation | phyloP 7.7 | GERP 2.3, phastCons 1 |
| Regional constraint | o/e 1.01 | unconstrained · MANE · 20 kb · p 0.84 · regional, not allelic |
| Overall | ||
| CADD | 28.1 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0164%
Middle Eastern · 1/6,084 alleles
Filtering AF
0.0092%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00735%
Overall
0.0018%
29/1,613,884 alleles · ultra-rare
exomes 28/1,461,720 · genomes 1/152,164 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Middle Easterngrpmax | 0.0164% | 6,084 |
| South Asian | 0.0154% | 6,505 |
| European (non-Finnish) | 0.00119% | 84,279 |
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
- GORAB
- Protein
- p.Ala180Val
- Coding
- c.539C>T
- MANE Select
- NM_152281
- dbSNP
- rs770077182
- Type
- single nucleotide variant
- Location
- chr1:170544722 (GRCh38)
- Gene constraint
- LOEUF 0.802 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
- Structure
- AlphaFold pLDDT 71.86
Similar variants
- GORAB p.Ala180= Likely benign ★ same residue
- GORAB c.420-2A>T Pathogenic/Likely pathogenic ★★ same type
- GORAB p.Arg262Ter Pathogenic/Likely pathogenic ★★ same type
- GORAB p.Arg35Ter Pathogenic ★★ same type
- GORAB p.Arg40Ter Pathogenic/Likely pathogenic ★★ same type
- GORAB p.Gln64Ter Pathogenic ★★ same type
- GORAB p.Trp5Ter Pathogenic/Likely pathogenic ★★ same type
- GORAB c.-21G>A 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/gorab-p-ala180val (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown