CTNNA2 and breast cancer: Additional recurrently mutated genes detected in the 16 PALB2-associated breast cancers profiled by WES included CTNNA2, TMPRSS13, KRTAP4–11, LAMA5, KALRN, and COLL22A1 (all, n = 3; Supplementary Fig. 3, Supplementary Table 3).