PSMB8 GI:73747875 proteasome beta 8 subunit isoform E2 proprotein 1 malldvcgap rgqrpesalp vagsgrrsdp ghysfsmrsp elalprgmqp 50 51 teffqslggd gernvqiema hgtttlafkf qhgviaavds rasagsyisa 100 101 lrvnkviein pyllgtmsgc aadcqywerl lakecrlyyl rngerisvsa 150 151 askllsnmmc qyrgmglsmg smicgwdkkg pglyyvdehg trlsgnmfst 200 201 gsgntyaygv mdsgyrpnls peeaydlgrr aiayathrds ysggvvnmyh 250 251 mkedgwvkve stdvsdllhq yreanq