SAG p.Pro127=
c.381T>C · VCV4960637
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.000174%, nfe)
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 | GERP -3.8 |
| Overall | ||
| CADD | 4.579 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.000174%
European (non-Finnish) · 2/1,150,008 alleles
Filtering AF
2.9e-05%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 1.1e-05%
Overall
0.000128%
2/1,565,148 alleles · very rare
exomes 2/1,412,778 · genomes 0/152,370 · 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
- SAG
- Protein
- p.Pro127=
- Coding
- c.381T>C
- MANE Select
- NM_000541
- Type
- single nucleotide variant
- Location
- chr2:233322951 (GRCh38)
- Structure
- AlphaFold pLDDT 83.02 · 7 PDB
Similar variants
- SAG p.Pro127Arg Uncertain significance ★★ ⚠ same residue
- SAG p.Pro127Ser 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
- SAG c.182-2A>G 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/sag-p-pro127 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown