PLEKHM2 p.Pro450=
c.1350G>A · rs777978801 · VCV1148133
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0853%, eas)
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| Splicing | ||
| SpliceAI | <0.2 | no splice effect predicted · four deltas, not one · how we know |
|---|---|---|
| Constraint at this position | ||
| Conservation | phyloP -1.5 | GERP -3.1 |
| Overall | ||
| CADD | 4.01 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0853%
East Asian · 38/44,564 alleles
Filtering AF
0.0638%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0564%
Overall
0.0028%
45/1,606,030 alleles · ultra-rare
exomes 42/1,453,952 · genomes 3/152,078 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| East Asiangrpmax | 0.0853% | 1,173 |
| Remaining individualsnot grpmax-eligible | 0.00322% | 31,062 |
| South Asian | 0.00222% | 45,008 |
| African / African-American | 0.00134% | 74,772 |
| European (non-Finnish) | 0.00017% | 588,519 |
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
- PLEKHM2
- Protein
- p.Pro450=
- Coding
- c.1350G>A
- MANE Select
- NM_015164
- dbSNP
- rs777978801
- Type
- single nucleotide variant
- Location
- chr1:15727422 (GRCh38)
- Gene constraint
- LOEUF 1.086 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 65.68 · 4 PDB
- Residue 450
- the 'disordered' region
Similar variants
- PLEKHM2 p.Pro450Leu Uncertain significance ★★ ⚠ same residue
- PLEKHM2 p.Ala252Thr Uncertain significance ★★ ⚠ same type
- PLEKHM2 p.Ala277Glu Uncertain significance ★★ ⚠ same type
- PLEKHM2 p.Ala339Thr Uncertain significance ★★ ⚠ same type
- PLEKHM2 p.Ala499Ser Uncertain significance ★★ ⚠ same type
- PLEKHM2 p.Ala689Val Uncertain significance ★★ ⚠ same type
- PLEKHM2 p.Arg1010His Uncertain significance ★★ ⚠ same type
- PLEKHM2 p.Arg1012Gln Uncertain significance ★★ ⚠ 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/plekhm2-p-pro450 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown