Similarly, PBRM1 mutation, which has been shown to not correlate with survival in ccRCC, was found to correlate with decreased survival in PRCC (p = 0.0008) that was specific to type 1 PRCC (p < 0.0001) (Figures 2A and S2B). Here, PBRM1 is linked to nonpapillary renal cell carcinoma.