It was found that the top two immunoinhibitors positively correlated with A2M in ccRCC were KDR (Cor = 0.712, p < 2.2e-16) and ADORA2A (Cor = 0.355, p < 2.16e-17) (Figure 6A1-A2). Here, ADORA2A is linked to nonpapillary renal cell carcinoma.