UNC45A p.Lys87=
c.261G>A · rs140664787 · VCV1595589
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0251%, 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 2.3 | GERP 0.36, phastCons 1 |
| Overall | ||
| CADD | 13.12 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0251%
Admixed American · 15/59,772 alleles
Filtering AF
0.0154%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0125%
Overall
0.00267%
43/1,613,316 alleles · ultra-rare
exomes 29/1,460,980 · genomes 14/152,336 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Admixed Americangrpmax | 0.0251% | 3,985 |
| African / African-American | 0.0147% | 6,816 |
| Remaining individualsnot grpmax-eligible | 0.0048% | 20,817 |
| European (non-Finnish) | 0.00119% | 84,267 |
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.Lys87=
- Coding
- c.261G>A
- MANE Select
- NM_018671
- dbSNP
- rs140664787
- Type
- single nucleotide variant
- Location
- chr15:90936295 (GRCh38)
- Gene constraint
- LOEUF 0.885 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 86.36 · 1 PDB
- Residue 87
- an α-helix
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-lys87 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown