TP63 p.Arg618=
c.1852C>A · rs1455505991 · VCV2110139
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.000424%, nfe)
Conditions
1
TP63-Related Spectrum Disorders
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 3.7 | GERP 0.97, phastCons 1 |
| Overall | ||
| CADD | 10.02 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.000424%
European (non-Finnish) · 5/1,179,972 alleles
Filtering AF
0.000124%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 9e-05%
Overall
0.00031%
5/1,613,882 alleles · very rare
exomes 5/1,461,868 · genomes 0/152,014 · 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
- TP63
- Protein
- p.Arg618=
- Coding
- c.1852C>A
- MANE Select
- NM_003722
- dbSNP
- rs1455505991
- Type
- single nucleotide variant
- Location
- chr3:189894311 (GRCh38)
- Gene constraint
- LOEUF 0.296 · pLI 1.00 · ClinGen HI 1/3 (gnomAD)
- Structure
- AlphaFold pLDDT 63.70 · 26 PDB
- Residue 618
- a UniProt-annotated variant site (in pof21; results in increased transcriptional activation in luciferase reporter assays; affects oligomerization); a UniProt-annotated variant site (in pof21); the 'transactivation inhibition' region
Disease context
TP63-Related Spectrum Disorders
Similar variants
- TP63 p.Arg618fs Pathogenic ★ same residue
- TP63 p.Arg618Trp Uncertain significance ★ same residue
- TP63 p.Arg618Gln Uncertain significance ★ ⚠ same residue
- TP63 p.Arg318His Pathogenic/Likely pathogenic ★★ same condition
- TP63 p.Cys561Tyr Likely pathogenic ★★ same condition
- TP63 p.Gly173Arg Pathogenic/Likely pathogenic ★★ same condition
- TP63 p.Gly173Asp Pathogenic/Likely pathogenic ★★ same condition
- TP63 p.Gly336Asp 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/tp63-p-arg618 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown