THBD p.Ala272Pro
c.814G>C · VCV3700452
Uncertain significance
Single submitter
Classification
Uncertain significance
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
AlphaMissense
likely benign
0.1184 · ACMG-weighted
gnomAD v4.1
Absent
absent from gnomAD v4.1
Missense predictors
1/2 damaging
AlphaMissense, SaProt · REVEL indeterminate
Computational evidence
| Protein change | ||
| AlphaMissense | 0.1184 | likely benign |
|---|---|---|
| REVEL | 0.418 | indeterminate |
| SaProt | LLR -12.86 | damaging |
| ⇒ SaProt calls this damaging; AlphaMissense does not; REVEL is indeterminate. | ||
| Splicing | ||
| SpliceAI | — | not assessed · no allele here is in the release |
| Constraint at this position | ||
| Conservation | phyloP -1.5 | GERP -2.9 |
| Regional constraint | o/e 1.04 | unconstrained · MANE · 1,724 bp · p 0.25 · regional, not allelic |
| Overall | ||
| CADD | 14.02 | PHRED · no single calibrated threshold — expert panels disagree |
AlphaMissense carries the ACMG weight for missense; REVEL and SaProt are independent agreement signals.
Population frequency
gnomAD v4.1 · exomes + genomes
Absent from gnomAD v4.1. Not observed in any sequenced alleles — a rarity signal (ACMG PM2-supporting), not evidence of pathogenicity on its own.
Variant & gene context
- Gene
- THBD
- Protein
- p.Ala272Pro
- Coding
- c.814G>C
- MANE Select
- NM_000361
- Type
- single nucleotide variant
- Location
- chr20:23048691 (GRCh38)
- Gene constraint
- LOEUF 1.938 · pLI 0.05 (gnomAD)
- Structure
- AlphaFold pLDDT 79.35 · 13 PDB
- Residue 272
- the egf-like 1 domain
Similar variants
- THBD p.Ala272Val Uncertain significance ★★ ⚠ same residue
- THBD p.Cys537Ter Pathogenic/Likely pathogenic ★★ same type
- THBD p.Ala139Ser Uncertain significance ★★ ⚠ same type
- THBD p.Ala21Ser Uncertain significance ★★ ⚠ same type
- THBD p.Ala255Pro Uncertain significance ★★ ⚠ same type
- THBD p.Ala271Thr Uncertain significance ★★ ⚠ same type
- THBD p.Ala284Gly Uncertain significance ★★ ⚠ same type
- THBD p.Ala395Val 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/thbd-p-ala272pro (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown