Survival analysis revealed that 9 CRGs (ATP7A, DLAT, DLD, FDX1, LIAS, LIPT1, MTF1, NLRP3 and SLC31A1) were significantly associated with overall survival (OS) of GC patients (Figures 2A–I, p<0.05). The gene discussed is SLC31A1; the disease is gastric cancer.