>tr|A0A2X2M9Q6|A0A2X2M9Q6_STRGR Proteasome subunit beta OS=Streptomyces griseus GN=prcB MEANTRSTGRLPAAFLTPGSSSFMDFLSDQSPEMLPGNRSLPPLQGAVEAPHGTTIVSAS FPGGVVLAGDRRATMGNMIASRDMQKVFPADEYSAVGIAGTAGLAVEMVKLFQLELEHFE KVEGAQLSLEGKANRLSTMIRSNLAMAMQGLAVVPLFAGYDVDREKGRIFSYDVTGGRTE ESGYAATGSGSIFARNAMKKLYREDLTEEQALTLVVQALYDAADDDSATGGPDVARRIFP IVTVITDEGFRRLTDQESSEIARSILERRLEQPDGPRAALL