NCK1 and endometrial endometrioid adenocarcinoma: NCK1 mutations were enriched in some cancer types, including uterine endometrioid carcinoma (P = 1e−16), stomach adenocarcinoma (P = 6.679e−06), cutaneous melanoma (P = 2.63e−05), but not BC (P > 0.05) (Supplementary Figure S1; Binominal test).