DSTYK p.Leu257=
c.771C>T · rs754514948 · VCV2639848
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0132%, sas)
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 -1.8 | GERP -3 |
| Overall | ||
| CADD | 3.351 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0132%
South Asian · 12/91,086 alleles
Filtering AF
0.00751%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00593%
Overall
0.000889%
13/1,461,880 alleles · ultra-rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| South Asiangrpmax | 0.0132% | 7,590 |
| African / African-American | 0.00133% | 75,056 |
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
- DSTYK
- Protein
- p.Leu257=
- Coding
- c.771C>T
- MANE Select
- NM_015375
- dbSNP
- rs754514948
- Type
- single nucleotide variant
- Location
- chr1:205169716 (GRCh38)
- Gene constraint
- LOEUF 0.445 · pLI 1.00 (gnomAD)
- Structure
- AlphaFold pLDDT 81.02
- Residue 257
- a UniProt-annotated variant site (in cakut1; uncertain significance)
Similar variants
- DSTYK p.Ala206Val Uncertain significance ★★ ⚠ same type
- DSTYK p.Ala477Ser Uncertain significance ★★ ⚠ same type
- DSTYK p.Ala601Val Uncertain significance ★★ ⚠ same type
- DSTYK p.Arg411Gln Uncertain significance ★★ ⚠ same type
- DSTYK p.Arg462Gln Uncertain significance ★★ ⚠ same type
- DSTYK p.Arg471Gln Uncertain significance ★★ ⚠ same type
- DSTYK p.Arg626Gln Uncertain significance ★★ ⚠ same type
- DSTYK p.Arg635His 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/dstyk-p-leu257 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown