ENPP1 p.Pro797=
c.2391T>C · VCV4781626
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0156%, 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 -11 | GERP -3.9 |
| Overall | ||
| CADD | 1.164 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0156%
East Asian · 7/44,872 alleles
Filtering AF
0.00726%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00515%
Overall
0.000991%
16/1,613,926 alleles · ultra-rare
exomes 13/1,461,718 · genomes 3/152,208 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| East Asiangrpmax | 0.0156% | 6,410 |
| South Asian | 0.00549% | 18,217 |
| Remaining individualsnot grpmax-eligible | 0.0032% | 31,243 |
| European (non-Finnish) | 0.00017% | 589,960 |
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.Pro797=
- Coding
- c.2391T>C
- MANE Select
- NM_006208
- Type
- single nucleotide variant
- Location
- chr6:131885010 (GRCh38)
- Gene constraint
- LOEUF 0.729 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
- Structure
- AlphaFold pLDDT 91.35 · 7 PDB
- Residue 797
- the 'nuclease-like domain' region; a β-strand
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-pro797 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown