>sp|Q82JE3|PSB1_STRAW Proteasome subunit beta 1 OS=Streptomyces avermitilis (strain ATCC 31267 / DSM 46492 / JCM 5070 / NBRC 14893 / NCIMB 12804 / NRRL 8165 / MA-4680) OX=227882 GN=prcB1 PE=3 SV=1 MAQRDTGGRLGAEFFTPGDSSFTAFLAAHRPALLSTRGLLPDGVRAAPDRVPHGTTVLAL AYRDGVLIAGDRRATMGNLIAQRDLEKVHPADDYTAVAFAGTVGLALDMVKLYQVELAHF EKVEGVPMTLRAKATRLAGMIRQNLGQAMQGLAVVPLLVGYDLAARAGEHGRIFSFDVTG GPYEKTDFHAEGSGSPYARGALKKLFHPGMSRREAALAALQALYDAADDDSATGGPDISR RIFPVVSVITEDGFERLPESETEDLSREMVEQRHTRPDGPTAAM