TTPA p.Pro44=
c.132G>T · rs1805743979 · VCV1665870
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Not reported
no allele count reported in gnomAD v4.1 (AN 1,530,384)
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 -4.9 | GERP -1.1 |
| Overall | ||
| CADD | 9.517 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
No allele count reported in gnomAD v4.1 (AN 1,530,384). This is missing data, not an absence: the variant may or may not be present in gnomAD. Rarity (ACMG PM2) and BA1/BS1 cannot be assessed for it.
Variant & gene context
- Gene
- TTPA
- Protein
- p.Pro44=
- Coding
- c.132G>T
- MANE Select
- NM_000370
- dbSNP
- rs1805743979
- Type
- single nucleotide variant
- Location
- chr8:63085890 (GRCh38)
- Gene constraint
- LOEUF 1.276 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 94.44 · 6 PDB
- Residue 44
- a β-strand
Similar variants
- TTPA p.Pro44Leu Uncertain significance ★★ ⚠ same residue
- TTPA c.205-1G>C Pathogenic ★★ same type
- TTPA c.205-2A>G Pathogenic/Likely pathogenic ★★ same type
- TTPA c.553-1G>T Pathogenic ★★ same type
- TTPA c.663+1G>A Pathogenic/Likely pathogenic ★★ same type
- TTPA p.Ala120Thr Pathogenic/Likely pathogenic ★★ ⚠ same type
- TTPA p.Ala58Asp Likely pathogenic ★★ same type
- TTPA p.Arg134Ter 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/ttpa-p-pro44 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown