PCBP1 and cancer: Furthermore, we also searched The Human Protein Atlas database and found a set of renal tumors, in which patients with low PCBP1 level more likely show the higher tumor stage and poor five-year survival rate (Additional file 1: Table S5 and Additional file 12: Figure S10E), indicating that PCBP1 could be a novel predictor of prognosis in cancer patients.