Classification rationale
1
The IDH2 c.430G>C (p.Gly144Arg; p.G144R) variant has not been reported in ClinVar.
clinvar ↗2
This variant is absent from gnomAD v2.1 and gnomAD v4.1, supporting rarity and meeting PM2 because the observed allele frequency of 0 is below the 0.1% threshold.
gnomad_v2 ↗ gnomad_v4 ↗3
SpliceAI predicts no significant splice impact for this variant, with a maximum delta score of 0.01, which argues against a splicing mechanism but does not establish the effect of the missense substitution itself.
spliceai ↗