Analysing the top 100 co‐expressed genes of UBA1 in pan‐cancer on GEPIA2.0, the top 5 genes (CDK16, ELK1, KDM5C, RBM10 and TBC1D25) were highly correlated with UBA1 in most cancer types (Figure 4A). The gene discussed is KDM5C; the disease is cancer.