UNC45A p.Phe631=
c.1893C>T · rs756225538 · VCV2889072
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00667%, amr)
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 -5.3 | GERP -4.1 |
| Overall | ||
| CADD | 1.298 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00667%
Admixed American · 4/59,998 alleles
Filtering AF
0.00226%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00136%
Overall
0.000992%
16/1,612,414 alleles · very rare
exomes 15/1,460,206 · genomes 1/152,208 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Admixed Americangrpmax | 0.00667% | 14,999 |
| South Asian | 0.00549% | 18,217 |
| East Asian | 0.00223% | 44,892 |
| European (non-Finnish) | 0.000508% | 196,666 |
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
- UNC45A
- Protein
- p.Phe631=
- Coding
- c.1893C>T
- MANE Select
- NM_018671
- dbSNP
- rs756225538
- Type
- single nucleotide variant
- Location
- chr15:90949330 (GRCh38)
- Gene constraint
- LOEUF 0.885 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 86.36 · 1 PDB
- Residue 631
- a UniProt-annotated variant site (in oohe; uncertain significance)
Similar variants
- UNC45A p.Ala214Val Uncertain significance ★★ ⚠ same type
- UNC45A p.Ala371Thr Uncertain significance ★★ ⚠ same type
- UNC45A p.Ala386Val Uncertain significance ★★ ⚠ same type
- UNC45A p.Ala428Thr Uncertain significance ★★ ⚠ same type
- UNC45A p.Ala592Val Uncertain significance ★★ ⚠ same type
- UNC45A p.Ala711Thr Uncertain significance ★★ ⚠ same type
- UNC45A p.Ala761Thr Uncertain significance ★★ ⚠ same type
- UNC45A p.Arg107Gly 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/unc45a-p-phe631 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown