PYROXD1 p.His240=
c.720T>C · rs1371888939 · VCV1551296
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 8.5e-05%, nfe)
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 -2.7 | GERP -1 |
| Overall | ||
| CADD | 6.728 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
8.5e-05%
European (non-Finnish) · 1/1,177,132 alleles
Overall
6.21e-05%
1/1,609,824 alleles · very rare
exomes 1/1,457,504 · genomes 0/152,320 · 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
- PYROXD1
- Protein
- p.His240=
- Coding
- c.720T>C
- MANE Select
- NM_024854
- dbSNP
- rs1371888939
- Type
- single nucleotide variant
- Location
- chr12:21456065 (GRCh38)
- Gene constraint
- LOEUF 1.107 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 88.64 · 2 PDB
- Residue 240
- an α-helix
Similar variants
- PYROXD1 p.His240Arg Uncertain significance ★ ⚠ same residue
- PYROXD1 c.285+1G>A Pathogenic/Likely pathogenic ★★ same type
- PYROXD1 c.881-2A>T Likely pathogenic ★★ same type
- PYROXD1 p.Asn155Ser Pathogenic ★★ same type
- PYROXD1 p.Ala393Val Uncertain significance ★★ ⚠ same type
- PYROXD1 p.Arg132Cys Uncertain significance ★★ ⚠ same type
- PYROXD1 p.Arg455Gln Uncertain significance ★★ ⚠ same type
- PYROXD1 p.Arg76Cys 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/pyroxd1-p-his240 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown