BIRC5 and nonpapillary renal cell carcinoma: Accordingly, we imported CD4, PTPRC, ITGB2, TYROBP, BIRC5, ITGAM, BUB1B, CENPF, KIF2C, and MELK into the Kaplan–Meier plotter to evaluate the correlations between these differentially methylated genes and ccRCC patient survival.