Among them, the expression of GYS1, NDUFA11, RPN1, and SLC7A11 were elevated in ccRCC samples, but the expression of LRPPRC, NCKAP1, NDUFS1, NUBPL, OXSM, and SLC3A2 were decreased in normal samples (Figure 2A). Here, SLC3A2 is linked to nonpapillary renal cell carcinoma.