SGPL1 p.Phe443=
c.1329T>C · rs2492808966 · VCV2696698
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00223%, eas)
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| Splicing | ||
| SpliceAI | <0.2 | all four deltas below 0.2 · T>A here scores Δ0.97 · evaluated, not missing |
|---|---|---|
| Constraint at this position | ||
| Conservation | phyloP -12 | GERP -3.1 |
| Overall | ||
| CADD | 0.092 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00223%
East Asian · 1/44,874 alleles
Overall
6.2e-05%
1/1,612,150 alleles · very rare
exomes 1/1,459,776 · genomes 0/152,374 · 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
- SGPL1
- Protein
- p.Phe443=
- Coding
- c.1329T>C
- MANE Select
- NM_003901
- dbSNP
- rs2492808966
- Type
- single nucleotide variant
- Location
- chr10:70875432 (GRCh38)
- Gene constraint
- LOEUF 0.71 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 92.07 · 2 PDB
- Residue 443
- a UniProt-annotated variant site (found in patients with atypical form of axonal peripheral neuropathy, characterized by acute or subacute onset and episodes of recurrent mononeuropathy; likely pathogenic)
Similar variants
- SGPL1 p.Arg222Gln Pathogenic ★★ same type
- SGPL1 p.Arg495Ter Pathogenic ★★ same type
- SGPL1 p.Arg505Ter Pathogenic ★★ same type
- SGPL1 p.Tyr331Ter Pathogenic ★★ same type
- SGPL1 p.Tyr416Cys Likely pathogenic ★★ same type
- SGPL1 p.Ala316Thr Uncertain significance ★★ ⚠ same type
- SGPL1 p.Ala492Ser Uncertain significance ★★ ⚠ same type
- SGPL1 p.Arg278Gly 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/sgpl1-p-phe443 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown