TJP2 p.Arg193=
c.577C>A · rs200390074 · VCV288365
Uncertain significance
Single submitter
Classification
Uncertain significance
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00269%, 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 3.3 | GERP -0.72, phastCons 0.9 |
| Overall | ||
| CADD | 6.633 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00269%
African / African-American · 2/74,284 alleles
Filtering AF
0.000447%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.000167%
Overall
0.000126%
2/1,586,680 alleles · very rare
exomes 0/1,434,494 · genomes 2/152,186 · 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
- TJP2
- Protein
- p.Arg193=
- Coding
- c.577C>A
- MANE Select
- NM_004817
- dbSNP
- rs200390074
- Type
- single nucleotide variant
- Location
- chr9:69221121 (GRCh38)
- Gene constraint
- LOEUF 0.825 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
- Structure
- AlphaFold pLDDT 62.92 · 2 PDB
- Residue 193
- the 'disordered' region
Similar variants
- TJP2 p.Arg193Trp Uncertain significance ★★ ⚠ same residue
- TJP2 p.Arg193Pro Uncertain significance ★ ⚠ same residue
- TJP2 c.239+1G>A Pathogenic/Likely pathogenic ★★ same type
- TJP2 p.Arg412Ter Pathogenic ★★ same type
- TJP2 p.Arg591Ter Pathogenic ★★ same type
- TJP2 p.Arg632Ter Pathogenic ★★ same type
- TJP2 p.Arg725Ter Pathogenic ★★ same type
- TJP2 p.Gln207Ter 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/tjp2-p-arg193 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown