RP2 p.Trp186Ter
c.557G>A · rs2147081435 · VCV1352266
Pathogenic
Single submitter
Classification
Pathogenic
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
Consequence
nonsense (stop-gain)
predicted LoF
gnomAD v4.1
Absent
absent from gnomAD v4.1
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| Consequence | nonsense (stop-gain) | predicted loss-of-function in a haploinsufficient gene (ClinGen) |
|---|---|---|
| NMD | predicted | premature termination codon in exon 2 of 5 |
| Splicing | ||
| SpliceAI | — | not assessed · no allele here is in the release |
| Constraint at this position | ||
| Conservation | phyloP 9.9 | GERP 0.81, phastCons 1 |
| Overall | ||
| CADD | 36.0 | PHRED · no single calibrated threshold — expert panels disagree |
Predicted loss-of-function is descriptive, not an applied PVS1 code.
Population frequency
gnomAD v4.1 · exomes + genomes
Absent from gnomAD v4.1. Not observed in any sequenced alleles — a rarity signal (ACMG PM2-supporting), not evidence of pathogenicity on its own.
Variant & gene context
- Gene
- RP2
- Protein
- p.Trp186Ter
- Coding
- c.557G>A
- MANE Select
- NM_006915
- dbSNP
- rs2147081435
- Type
- single nucleotide variant
- Location
- chrX:46853930 (GRCh38)
- Structure
- AlphaFold pLDDT 91.64 · 3 PDB
- Residue 186
- a β-strand
Similar variants
- RP2 p.Trp186_Glu191delinsTer Pathogenic ★ same residue
- RP2 c.768+1G>T Pathogenic ★★ same type
- RP2 c.884-1G>A Pathogenic ★★ same type
- RP2 c.969+2T>C Pathogenic/Likely pathogenic ★★ same type
- RP2 c.969+3A>G Pathogenic ★★ same type
- RP2 p.Arg118Cys Pathogenic/Likely pathogenic ★★ same type
- RP2 p.Arg118His Pathogenic/Likely pathogenic ★★ same type
- RP2 p.Arg120Ter 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/rp2-p-trp186ter (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown