FOXK1 and intrahepatic cholangiocarcinoma: These include FZD7 (Frizzled Class Receptor 7) in intrahepatic cholangiocarcinoma [120], Tumor-Associated Epithelial Mucin in lung adenocarcinoma [121], and FOXK1 (Forkhead Box K1) and CTP Synthase 1 in triple-negative breast cancer [122,123] (Figure 2).