LRPPRC p.Ala272=
c.816A>G · rs185219908 · VCV1081989
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
very rare (popmax 0.00333%, amr)
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 -0.32 | GERP -4.3, phastCons 0.12 |
| Overall | ||
| CADD | 7.158 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00333%
Admixed American · 2/60,018 alleles
Filtering AF
0.000553%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.000207%
Overall
0.000248%
4/1,613,550 alleles · very rare
exomes 2/1,461,238 · genomes 2/152,312 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Admixed Americangrpmax | 0.00333% | 30,009 |
| European (non-Finnish) | 0.00017% | 589,849 |
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
- LRPPRC
- Protein
- p.Ala272=
- Coding
- c.816A>G
- MANE Select
- NM_133259
- dbSNP
- rs185219908
- Type
- single nucleotide variant
- Location
- chr2:43975139 (GRCh38)
- Gene constraint
- LOEUF 0.808 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
- Structure
- AlphaFold pLDDT 77.35 · 2 PDB
- Residue 272
- an α-helix
Similar variants
- LRPPRC p.Ala272Thr Conflicting classifications of pathogenicity ★ ⚠ same residue
- LRPPRC c.1369+1G>C Likely pathogenic ★★ same type
- LRPPRC c.1582+7A>G Likely pathogenic ★★ same type
- LRPPRC c.1677+1G>A Likely pathogenic ★★ same type
- LRPPRC c.1677+1G>T Likely pathogenic ★★ same type
- LRPPRC c.1678-1G>A Likely pathogenic ★★ same type
- LRPPRC c.1735+2T>C Likely pathogenic ★★ same type
- LRPPRC c.1920+1G>T 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/lrpprc-p-ala272 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown