Classification rationale
1
The DICER1 c.4680G>A (p.Ala1560=) variant has been reported in ClinVar with benign classifications from multiple clinical laboratories.
clinvar ↗2
This variant is common in population databases, including gnomAD v4.1 with total allele frequency 0.00631 and African/African American allele frequency 0.11919, which is well above the DICER1 BA1 threshold of 0.003; gnomAD-Canada also shows allele frequency 0.00863 with 11 homozygotes.
cspec ↗ gnomad_v4 ↗ gnomad_canada ↗3
Computational data do not support a splice-disrupting effect, with SpliceAI max delta score 0.01, and the REVEL score is 0.07.
spliceai ↗