Our findings revealed that a total of 12 PSMs exhibited higher expression in AML compared to MNCs, specifically PSMA1, PSMA2, PSMA4, PSMA5, PSMA7, PSMB1, PSMD2, PSMD3, PSMD4, PSMD8, PSMD13, and PSMG2. The gene discussed is PSMD4; the disease is acute myeloid leukemia.