The BRCA2_c.2701delC mutation was identified in an Afro-Colombian family affected by breast/OC, with the proband diagnosed with BC at the age of 40, a deceased aunt diagnosed with BC at the age of 50, and 2 maternal cousins diagnosed with BC at the age of 50 or OC at the age of 36 (already deceased; Supplementary Fig. S1D). This evidence concerns the gene BRCA2 and breast cancer.