>tr|Q9VJJ0|Q9VJJ0_DROME Proteasome subunit beta OS=Drosophila melanogaster GN=Prosbeta4 METLLGIKGPDFVMLAADTTHARSIIVMKEDQNKIHKVSDSLLISTVGESGDTEQFTEFI SKNIALYKMRNGYDLSPRESAHFTRKNLAEYLRSRTPYQVFMFVAGYDPNAGPELTFIDY LANALPVNYAGHGYGAIFASSIYDRYWHPNITQAEAYDVFKKCIAEIQKRLVVNLKNFTV AVVDKDGVRDLEPISAASLAA