Classification rationale
1
The BRAF c.730A>C (p.Thr244Pro) variant has not been observed in somatic cancers in COSMIC and has been reported in ClinVar as Pathogenic, including an expert panel Pathogenic classification.
clinvar ↗2
This variant is absent from gnomAD v2.1 and gnomAD v4.1, supporting rarity in population controls.
gnomad_v2 ↗ gnomad_v4 ↗ cspec ↗3
This missense change affects BRAF exon 6, a region specified by the RASopathy VCEP for PM1, and computational evidence supports a deleterious missense effect with REVEL 0.855, BayesDel 0.418359, and no major predicted splice effect by SpliceAI (maximum delta score 0.09).
cspec ↗ spliceai ↗