>sp|B2HFV6|PSB_MYCMM Proteasome subunit beta OS=Mycobacterium marinum GN=prcB MTWPLPDRLSINSAISGSAVDLSSFAEFLRRQAPELLPASIKHGGGAVGDQLPHATTIVA LKYPGGVLIAGDRRSTQGNMIAGRDVRKVYITDDYTATGIAGTAAIAVEFARLYAVELEH YEKLEGVPLTFAGKVNRLAIMVRGNLAAAMQGLVALPLLASYDIHASDPRSAGRIVSFDA AGGWNIEEEGYQAVGSGSIFAKSSIKKLYAQVTDADSALRVAVEALYDAADDDSATGGPD LVRGIYPTAVTINADGAVDVPEVRIAELAREVIGSRSRADTFGPDGGEK