Meanwhile, GEPIA analysis demonstrated that GPR84, FCGR1A, RNASE2, FCGR1B, STAC3, FCGR1G, ARPC1B, OSCAR, SPI1, and LILRB4 were increased in ccRCC (P < 0.05; Figure S7). Here, STAC3 is linked to nonpapillary renal cell carcinoma.