LRRC8A p.Asp691=
c.2073C>T · rs774945980 · VCV3004628
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0263%, sas)
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 4.8 | GERP -0.095, phastCons 1 |
| Overall | ||
| CADD | 10.84 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0263%
South Asian · 24/91,088 alleles
Filtering AF
0.0181%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0154%
Overall
0.00149%
24/1,614,146 alleles · ultra-rare
exomes 24/1,461,786 · genomes 0/152,360 · 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
- LRRC8A
- Protein
- p.Asp691=
- Coding
- c.2073C>T
- MANE Select
- NM_019594
- dbSNP
- rs774945980
- Type
- single nucleotide variant
- Location
- chr9:128909237 (GRCh38)
- Gene constraint
- LOEUF 0.614 · pLI 0.06 (gnomAD)
- Structure
- AlphaFold pLDDT 85.52 · 13 PDB
- Residue 691
- a β-strand
Similar variants
- LRRC8A p.Ala497Val Uncertain significance ★★ ⚠ same type
- LRRC8A p.Arg148His Uncertain significance ★★ ⚠ same type
- LRRC8A p.Arg214Gln Uncertain significance ★★ ⚠ same type
- LRRC8A p.Arg218Gln Uncertain significance ★★ ⚠ same type
- LRRC8A p.Arg218Trp Uncertain significance ★★ ⚠ same type
- LRRC8A p.Arg262Cys Uncertain significance ★★ ⚠ same type
- LRRC8A p.Arg496Gln Uncertain significance ★★ ⚠ same type
- LRRC8A p.Arg545Cys 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/lrrc8a-p-asp691 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown