MAPKBP1 p.Arg241=
c.721A>C · rs755092896 · VCV793604
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.0186%, nfe)
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 2.4 | GERP 0.29, phastCons 1 |
| Overall | ||
| CADD | 11.08 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0186%
European (non-Finnish) · 219/1,179,964 alleles
Filtering AF
0.0165%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0157%
Overall
0.0144%
232/1,613,936 alleles · ultra-rare
exomes 228/1,461,744 · genomes 4/152,192 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| European (non-Finnish)grpmax | 0.0186% | 5,388 |
| Remaining individualsnot grpmax-eligible | 0.016% | 6,248 |
| African / African-American | 0.00267% | 37,460 |
| Admixed American | 0.00167% | 59,984 |
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
- MAPKBP1
- Protein
- p.Arg241=
- Coding
- c.721A>C
- MANE Select
- NM_014994
- dbSNP
- rs755092896
- Type
- single nucleotide variant
- Location
- chr15:41813003 (GRCh38)
- Gene constraint
- LOEUF 0.484 · pLI 0.84 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
- Structure
- AlphaFold pLDDT 62.82
Similar variants
- MAPKBP1 c.1711+5G>A Uncertain significance ★★ same type
- MAPKBP1 p.Ala1126Pro Uncertain significance ★★ ⚠ same type
- MAPKBP1 p.Ala1407Thr Uncertain significance ★★ ⚠ same type
- MAPKBP1 p.Ala1427Ser Uncertain significance ★★ ⚠ same type
- MAPKBP1 p.Ala146Thr Uncertain significance ★★ ⚠ same type
- MAPKBP1 p.Arg1102Cys Uncertain significance ★★ ⚠ same type
- MAPKBP1 p.Arg1314Trp Uncertain significance ★★ ⚠ same type
- MAPKBP1 p.Arg1337Ser 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/mapkbp1-p-arg241 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown