GBP1 expression was positively correlated with TMB of BRCA (p = 0.001), COAD (p < 0.001), LUAD (p = 0.004), LUSC (p = 0.012), rectum adenocarcinoma (READ) (p = 0.0058), STAD (p < 0.001), and THYM (p = 0.023) (Supplementary Figure S4). This evidence concerns the gene GBP1 and rectum adenocarcinoma.