UBAP1 p.Ala334=
c.1002C>T · VCV4902992
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 6.2e-05%)
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 -0.052 | GERP -0.05, phastCons 0.014 |
| Overall | ||
| CADD | 8.717 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
6.2e-05%
Overall
6.2e-05%
1/1,614,178 alleles · very rare
exomes 1/1,461,870 · genomes 0/152,308 · 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
- UBAP1
- Protein
- p.Ala334=
- Coding
- c.1002C>T
- MANE Select
- NM_016525
- Type
- single nucleotide variant
- Location
- chr9:34242027 (GRCh38)
- Gene constraint
- LOEUF 0.285 · pLI 1.00 (gnomAD)
- Structure
- AlphaFold pLDDT 63.60 · 3 PDB
- Residue 334
- a UniProt-annotated variant site (in spg80); a UniProt-annotated variant site (in spg80; uncertain significance)
Similar variants
- UBAP1 p.Glu445Lys Uncertain significance ★★ ⚠ same type
- UBAP1 c.1083+136G>A Benign ★★ same type
- UBAP1 c.1083+86C>T Benign ★★ same type
- UBAP1 c.1266+6C>T Benign/Likely benign ★★ same type
- UBAP1 c.-7-51G>A Benign ★★ same type
- UBAP1 p.Asn198Ser Benign/Likely benign ★★ same type
- UBAP1 p.Asn357Lys Benign ★★ same type
- UBAP1 c.-20C>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/ubap1-p-ala334 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown