Classification rationale
1
The PALB2 c.2469C>G (p.Leu823=) variant has been reported in ClinVar predominantly as likely benign or benign, and no expert panel submission was identified.
clinvar ↗2
In gnomAD v4.1, this variant is present at 6/1,614,212 alleles overall (0.00037%) with a highest observed population frequency of 5/62,506 alleles (0.00800%) in Remaining individuals; it is absent from gnomAD v2.1.
gnomad_v4 ↗ gnomad_v2 ↗3
This synonymous variant is predicted to have no meaningful effect on splicing, with a SpliceAI maximum delta score of 0.00; under the PALB2 specification, this supports BP4 and is consistent with BP7.
spliceai ↗ cspec ↗