USP7 p.Ala55=
c.165G>A · rs188450052 · VCV2048291
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0268%, eas)
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| Splicing | ||
| SpliceAI | <0.2 | no splice effect predicted · four deltas, not one · how we know |
|---|---|---|
| Constraint at this position | ||
| Conservation | phyloP -8 | GERP -4.4 |
| Overall | ||
| CADD | 3.7 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0268%
East Asian · 12/44,832 alleles
Filtering AF
0.0154%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0121%
Overall
0.00329%
53/1,612,888 alleles · ultra-rare
exomes 46/1,460,604 · genomes 7/152,284 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| East Asiangrpmax | 0.0268% | 3,736 |
| African / African-American | 0.00667% | 14,994 |
| South Asian | 0.0066% | 15,144 |
| Remaining individualsnot grpmax-eligible | 0.00481% | 20,809 |
| Ashkenazi Jewishnot grpmax-eligible | 0.00338% | 29,568 |
| European (non-Finnish) | 0.00212% | 47,177 |
| Admixed American | 0.00167% | 59,842 |
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
- USP7
- Protein
- p.Ala55=
- Coding
- c.165G>A
- MANE Select
- NM_003470
- dbSNP
- rs188450052
- Type
- single nucleotide variant
- Location
- chr16:8930312 (GRCh38)
- Gene constraint
- LOEUF 0.085 · pLI 1.00 · ClinGen HI 3/3 (gnomAD)
- Structure
- AlphaFold pLDDT 86.50 · 86 PDB
- Residue 55
- the 'interaction with tspyl5' region; the 'interaction with p53/tp53, mdm2 and ebna1' region
Similar variants
- USP7 p.Ala55Val Conflicting classifications of pathogenicity ★ ⚠ same residue
- USP7 p.Ala55Thr Benign ★ same residue
- USP7 c.611+1G>A Likely pathogenic ★★ same type
- USP7 p.Arg1018Ter Pathogenic/Likely pathogenic ★★ same type
- USP7 p.Arg239Ter Pathogenic ★★ same type
- USP7 p.Arg508Ter Pathogenic ★★ same type
- USP7 p.Gln866Ter Pathogenic/Likely pathogenic ★★ same type
- USP7 c.3039+3A>G 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/usp7-p-ala55 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown