NNT-AS1 and nonpapillary renal cell carcinoma: Among them, AL137127.1, THUMPD3-AS1, NNT-AS1, HCG11, SNHG5, AC016831.1, MALAT1, AC073857.1, ARHGAP27P1-BPTFP1-KPNA2P3, and AC005261.1 were significantly associated with a poor prognosis in patients with ccRCC (Supplementary Fig. 4B).