TAP1 was positively correlated with DMNT1 in OC, CESC, PAAD, pheochromocytoma and paraganglioma; (PCPG), prostate adenocarcinoma (PRAD), STAD, UVM, BLCA, BRCA, COAD, DLBC, HNSC, kidney chromophobe (KICH), KIRC, KIRP, LAML, LGG, and LIHC (p < 0.05). The gene discussed is TAP1; the disease is pancreatic adenocarcinoma.