Classification rationale
1
The BRAF c.708C>T (p.Asn236=) variant has been reported in ClinVar as benign, including a benign expert-panel classification from the ClinGen RASopathy Variant Curation Expert Panel.
clinvar ↗2
This variant is present in population databases above the BRAF RASopathy VCEP BA1 threshold of 0.05%, with a grpmax filtering allele frequency of 0.13910% in gnomAD v2.1 and 0.12819% in gnomAD v4.1; the highest observed population frequency is in South Asian individuals at 0.17678% in gnomAD v2.1 and 0.14861% in gnomAD v4.1.
cspec ↗ gnomad_v2 ↗ gnomad_v4 ↗3
This is a synonymous variant, and SpliceAI predicts no significant splice effect with a maximum delta score of 0.06, supporting no meaningful impact on splicing.
cspec ↗ spliceai ↗