SAG p.Arg22=
c.66G>A · rs751346191 · VCV2988691
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00667%, amr)
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 4.6 | GERP -0.33, phastCons 1 |
| Overall | ||
| CADD | 10.97 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00667%
Admixed American · 4/59,986 alleles
Filtering AF
0.00226%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00135%
Overall
0.000744%
12/1,613,310 alleles · very rare
exomes 12/1,461,056 · genomes 0/152,254 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Admixed Americangrpmax | 0.00667% | 14,997 |
| African / African-American | 0.00133% | 74,992 |
| European (non-Finnish) | 0.000594% | 168,490 |
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
- SAG
- Protein
- p.Arg22=
- Coding
- c.66G>A
- MANE Select
- NM_000541
- dbSNP
- rs751346191
- Type
- single nucleotide variant
- Location
- chr2:233309255 (GRCh38)
- Structure
- AlphaFold pLDDT 83.02 · 7 PDB
- Residue 22
- the 'disordered' region
Similar variants
- SAG p.Arg22Gln Uncertain significance ★★ ⚠ same residue
- SAG p.Arg22Leu Uncertain significance ★★ ⚠ same residue
- SAG p.Arg22Trp Uncertain significance ★★ ⚠ same residue
- SAG c.1023-2A>G Likely pathogenic ★★ same type
- SAG c.1103-2A>C Pathogenic/Likely pathogenic ★★ same type
- SAG c.136+2T>C Likely pathogenic ★★ same type
- SAG c.136+2T>G Pathogenic/Likely pathogenic ★★ same type
- SAG c.181+1G>A 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/sag-p-arg22 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown