KCTD12 and neoplasm: In the four types of tumors explored, the phosphorylation level of KCTD12 at S200 in tumor tissues was significantly lower than that in normal tissues [PAAD (P = 3.99e−03), LUAD (P = 2.65e−13), BRCA (P = 3.01e−03), and HNSC (P = 3.82e−04)].