According to TCGA, PEBP1P2, PEBP1, and STAT4 were statistically associated with the prognosis of ccRCC patients, and PEBP1P2 could serve as a diagnosis and prognosis biomarker of ccRCC (Additional file 1: Fig. S29). Here, PEBP1P2 is linked to nonpapillary renal cell carcinoma.