Classification rationale
1
The BRIP1 c.3069C>T (p.Leu1023=, p.L1023=) variant has been reported in ClinVar predominantly as likely benign or benign.
clinvar ↗2
This variant is present at low frequency in gnomAD, with overall allele frequencies of 0.01061% in v2.1 and 0.00836% in v4.1, and highest observed South Asian frequencies of 0.06533% and 0.04721%, respectively; these values are below the default 0.1% PM2 threshold and below the 0.3% BS1 and 1% BA1 benign thresholds.
gnomad_v2 ↗ gnomad_v4 ↗3
This synonymous variant is predicted to have no significant splice effect, with a SpliceAI maximum delta score of 0.01, which supports BP7 and argues against PP3.
spliceai ↗