ADAMTS18 p.Asp1190=
c.3570T>C · rs780825293 · VCV2974608
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.0165%, mid)
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 1.1 | GERP 0.66, phastCons 0.82 |
| Overall | ||
| CADD | 4.604 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0165%
Middle Eastern · 1/6,076 alleles
Filtering AF
0.00196%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00168%
Overall
0.00211%
34/1,612,990 alleles · ultra-rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Middle Easterngrpmax | 0.0165% | 6,076 |
| European (non-Finnish) | 0.00271% | 36,851 |
| Finnishnot grpmax-eligible | 0.00156% | 64,014 |
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
- ADAMTS18
- Protein
- p.Asp1190=
- Coding
- c.3570T>C
- MANE Select
- NM_199355
- dbSNP
- rs780825293
- Type
- single nucleotide variant
- Location
- chr16:77284052 (GRCh38)
- Gene constraint
- LOEUF 1.055 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
- Structure
- AlphaFold pLDDT 73.83
- Residue 1190
- the plac domain
Similar variants
- ADAMTS18 p.Asp1190His Uncertain significance ★ same residue
- ADAMTS18 c.3006+1G>A Pathogenic/Likely pathogenic ★★ same type
- ADAMTS18 c.3007-1G>C Likely pathogenic ★★ same type
- ADAMTS18 p.Arg1009Ter Pathogenic/Likely pathogenic ★★ same type
- ADAMTS18 p.Arg1094Ter Pathogenic/Likely pathogenic ★★ same type
- ADAMTS18 p.Arg172Ter Pathogenic/Likely pathogenic ★★ same type
- ADAMTS18 p.Arg418Ter Pathogenic/Likely pathogenic ★★ same type
- ADAMTS18 p.Arg548Ter Pathogenic/Likely 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/adamts18-p-asp1190 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown