>sp|B1W306|PSB_STRGG Proteasome subunit beta OS=Streptomyces griseus subsp. griseus GN=prcB MEANTRSTGRLPAAFLTPGSSSFMDFLSDQSPEMLPGNRSLPPLQGAVEAPHGTTIVSAS FPGGVVLAGDRRATMGNMIASRDMQKVFPADEYSAVGIAGTAGLAVEMVKLFQLELEHFE KVEGAQLSLEGKANRLSTMIRSNLAMAMQGLAVVPLFAGYDVDREKGRIFSYDVTGGRTE ESGYAATGSGSIFARNAMKKLYREDLTEEQALTLVVQALYDAADDDSATGGPDVARRIFP IVTVITDEGFRRLTDQESSEIARSILERRLEQPDGPRAALL