TONSL p.Arg57=
c.171G>A · rs1262152247 · VCV2810443
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00137%, afr)
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 2.2 | GERP -0.52, phastCons 1 |
| Overall | ||
| CADD | 9.935 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00137%
African / African-American · 1/73,040 alleles
Overall
6.49e-05%
1/1,541,004 alleles · very rare
exomes 0/1,388,778 · genomes 1/152,226 · 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
- TONSL
- Protein
- p.Arg57=
- Coding
- c.171G>A
- MANE Select
- NM_013432
- dbSNP
- rs1262152247
- Type
- single nucleotide variant
- Location
- chr8:144443975 (GRCh38)
- Gene constraint
- LOEUF 1.024 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 76.06 · 3 PDB
Similar variants
- TONSL p.Arg57Gln Uncertain significance ★ ⚠ same residue
- TONSL p.Arg57Trp Uncertain significance ★ ⚠ same residue
- TONSL c.1891-1G>C Pathogenic/Likely pathogenic ★★ same type
- TONSL p.Arg875Ter Pathogenic/Likely pathogenic ★★ same type
- TONSL p.Arg934Trp Pathogenic ★★ ⚠ same type
- TONSL p.Gln177Ter Pathogenic/Likely pathogenic ★★ same type
- TONSL p.Gln511Ter Pathogenic/Likely pathogenic ★★ same type
- TONSL p.Glu487Lys 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/tonsl-p-arg57 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown