PSMB1 and acute myeloid leukemia: 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.