We then integrated the clinical data from all patients of TCGA dataset, univariate analysis revealed that the expression of FCGR2A, TNFAIP2, MAGEA3, CXCR4, LAMB1, COL4A1, SPARC, COL4A2, BGN, COL1A1, COL1A2, THY1, TIMP1, FN1, INHBA, VCAN, PXDN, F2R, COL5A1, DUSP1, PPP1R14A, KLF5, MUC13, MYL9, PDLIM3, EHF, RGS2, GPX3, and AGT were distinctly associated with prognosis in GC patients (Figure 3H). Here, COL4A1 is linked to gastric cancer.