KIF2A p.Pro296=
c.888A>G · rs753009033 · VCV798596
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00224%, 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 1.8 | GERP -1.1, phastCons 1 |
| Overall | ||
| CADD | 9.309 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00224%
East Asian · 1/44,548 alleles
Filtering AF
6.8e-05%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 1.9e-05%
Overall
0.00025%
4/1,600,648 alleles · very rare
exomes 3/1,448,452 · genomes 1/152,196 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| East Asiangrpmax | 0.00224% | 44,548 |
| European (non-Finnish) | 0.000256% | 390,562 |
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
- KIF2A
- Protein
- p.Pro296=
- Coding
- c.888A>G
- MANE Select
- NM_001098511
- dbSNP
- rs753009033
- Type
- single nucleotide variant
- Location
- chr5:62361257 (GRCh38)
- Gene constraint
- LOEUF 0.617 · pLI 0.76 (gnomAD)
- Structure
- AlphaFold pLDDT 79.37 · 6 PDB
- Residue 296
- the kinesin motor domain; an α-helix
Similar variants
- KIF2A p.Glu73Lys Likely pathogenic ★★ ⚠ same type
- KIF2A p.Gly313Glu Likely pathogenic ★★ same type
- KIF2A p.Ser317Asn Pathogenic ★★ same type
- KIF2A p.Thr320Ile Pathogenic/Likely pathogenic ★★ same type
- KIF2A p.Ala144Thr Uncertain significance ★★ ⚠ same type
- KIF2A p.Arg117His Uncertain significance ★★ ⚠ same type
- KIF2A p.Arg154His Uncertain significance ★★ ⚠ same type
- KIF2A p.Arg402Trp 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/kif2a-p-pro296 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown