CTSC p.Ile243=
c.729C>T · rs766063253 · VCV306426
Conflicting classifications of pathogenicity
Conflicting submitters
Classification
Conflicting classifications of pathogenicity
ClinVar
Review
Conflicting submitters ★☆☆☆
ClinVar · 3 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.0231%, sas)
Conditions
3
periodontitis, aggressive
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| REVEL | 0.04 | moderately benign-leaning |
|---|---|---|
| Splicing | ||
| SpliceAI | <0.2 | no splice effect predicted · four deltas, not one · how we know |
| Constraint at this position | ||
| Conservation | phyloP 3 | GERP 0.54, phastCons 1 |
| Overall | ||
| CADD | 7.697 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0231%
South Asian · 21/91,054 alleles
Filtering AF
0.0154%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0129%
Overall
0.0013%
21/1,612,468 alleles · ultra-rare
exomes 21/1,460,170 · genomes 0/152,298 · 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
- CTSC
- Protein
- p.Ile243=
- Coding
- c.729C>T
- MANE Select
- NM_001814
- dbSNP
- rs766063253
- Type
- single nucleotide variant
- Location
- chr11:88300558 (GRCh38)
- Gene constraint
- LOEUF 1.051 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 90.64 · 18 PDB
Similar variants
- CTSC c.319-1G>A Pathogenic ★★ same condition
- CTSC c.757+1G>T Likely pathogenic ★★ same condition
- CTSC c.-55C>A Pathogenic ★★ same condition
- CTSC p.Arg210Ter Pathogenic ★★ same condition
- CTSC p.Arg250Ter Pathogenic/Likely pathogenic ★★ same condition
- CTSC p.Arg272His Pathogenic/Likely pathogenic ★★ ⚠ same condition
- CTSC p.Arg272Pro Pathogenic/Likely pathogenic ★★ same condition
- CTSC p.Arg339Cys Pathogenic/Likely pathogenic ★★ ⚠ same condition
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/ctsc-p-ile243 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown