ENPP1 p.Val55=
c.165G>T · rs768034745 · VCV1978693
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0245%, eas)
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 4.2 | GERP 0.64, phastCons 1 |
| Overall | ||
| CADD | 13.22 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0245%
East Asian · 9/36,702 alleles
Filtering AF
0.0128%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0095%
Overall
0.000729%
11/1,509,734 alleles · ultra-rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| East Asiangrpmax | 0.0245% | 4,078 |
| Admixed American | 0.00214% | 46,738 |
| South Asian | 0.00126% | 79,568 |
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
- ENPP1
- Protein
- p.Val55=
- Coding
- c.165G>T
- MANE Select
- NM_006208
- dbSNP
- rs768034745
- Type
- single nucleotide variant
- Location
- chr6:131808200 (GRCh38)
- Gene constraint
- LOEUF 0.729 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
- Structure
- AlphaFold pLDDT 91.35 · 7 PDB
Similar variants
- ENPP1 c.2230+1G>A Pathogenic ★★ same type
- ENPP1 c.2608-1G>A Likely pathogenic ★★ same type
- ENPP1 c.313+1G>A Pathogenic/Likely pathogenic ★★ same type
- ENPP1 c.715+1G>C Pathogenic/Likely pathogenic ★★ same type
- ENPP1 p.Arg456Ter Pathogenic/Likely pathogenic ★★ same type
- ENPP1 p.Arg476Ter Pathogenic ★★ same type
- ENPP1 p.Arg481Trp Pathogenic/Likely pathogenic ★★ ⚠ same type
- ENPP1 p.Arg782Ter 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/enpp1-p-val55 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown