PKP2 p.Arg55=
c.163C>A · VCV4845111
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Not reported
no allele count reported in gnomAD v4.1 (AN 1,589,472)
Conditions
1
Cardiovascular phenotype
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 5.9 | phastCons 1 |
| Overall | ||
| CADD | 13.95 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
No allele count reported in gnomAD v4.1 (AN 1,589,472). This is missing data, not an absence: the variant may or may not be present in gnomAD. Rarity (ACMG PM2) and BA1/BS1 cannot be assessed for it.
Variant & gene context
- Gene
- PKP2
- Protein
- p.Arg55=
- Coding
- c.163C>A
- MANE Select
- NM_001005242
- Type
- single nucleotide variant
- Location
- chr12:32896569 (GRCh38)
- Gene constraint
- LOEUF 1.105 · pLI <0.01 · ClinGen HI 3/3 (gnomAD)
- Structure
- AlphaFold pLDDT 64.32 · 1 PDB
- Residue 55
- the 'required for interaction with influenza a virus rna polymerase subunit pb1' region; the 'required for binding to single-stranded dna' region
Similar variants
- PKP2 p.Arg55Leu Uncertain significance ★★ ⚠ same residue
- PKP2 p.Arg55Gln Uncertain significance ★ same residue
- PKP2 p.Arg55Trp Uncertain significance ★ ⚠ same residue
- PKP2 c.1034+1G>A Likely pathogenic ★★ same condition
- PKP2 c.1034+1G>C Likely pathogenic ★★ same condition
- PKP2 c.1170+1G>A Pathogenic/Likely pathogenic ★★ same condition
- PKP2 c.1170+2T>A Pathogenic/Likely pathogenic ★★ same condition
- PKP2 c.1378+1G>C 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/pkp2-p-arg55 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown