Moreover, high levels of MMP9, G0S2, and F3 and low levels of TLR7, SELP, MTOR, DYSF, SLC22A4, and KCNJ15 were associated with a poor PFS rate in ccRCC (Figure 6B and Table 2). Here, KCNJ15 is linked to nonpapillary renal cell carcinoma.