However, in renal cell carcinoma, breast cancer, lung adenocarcinoma, and colorectal cancer, miR‐362‐3p are all under‐expressed, and inhibit various biological behaviors of cells by regulating hERG, E2F1, USF2, and PTPN.8, 9, 23, 24, 25. Here, KCNH2 is linked to renal cell carcinoma.