>sp|Q5V1D5|PSB2_HALMA Proteasome subunit beta 2 OS=Haloarcula marismortui GN=psmB2 MHDPENRLTDAYEPEVGNLPNEDSGRDEENVVKTGTTTVGLSTEDGVIIATDRRASLGGR FVSNKQVQKVEQIHPTAAMTLVGSVGGAQSFIRSLRAEADLYEVRRDEPLSIHALATLAG NFARGGPYFAINPIVGGVDEEGSHVYSVDPAGGVLEDDYTVTGSGTMVATGTIEGQYDHG MSLSEARDLAIRAVNAAAERDTGSGNGVVLAEITDEGVEIDAFDDYESAE