CASP4 and nonpapillary renal cell carcinoma: Specifically, 32 genes were up-regulated (GZMA, AIM2, CASP5, GZMB, NOD2, NLRP7, GSDMC, PYCARD, GSDMB, NLRC4, CASP1, NLRP6, GSDMA, NLRP3, CASP4, NLRP1, BAX, IRF1, CHMP4A, L18, CASP8, GSDMD, NOD1, PLCG1, CASP3, GPX4, TP53, CHMP6, CHMP2A, IRF2, CHMP4B, HMGB1) and 9 genes were down-regulated (IL1B, CHMP3, CHMP4C, CHMP2B, IL1A, CASP9, CYCS, TP63, NLRP2) in ccRCC tissues.