The results indicated that the SNRPA1 level was significantly associated with the increased level of immune checkpoints in ccRCC, especially for PDCD1 (PD-1), CD274 (PD-L1), PDCD1LG2 (PD-L2), and CTLA4 (Figure 5C). The gene discussed is SNRPA1; the disease is nonpapillary renal cell carcinoma.