>sp|P07151|B2MG_RAT Beta-2-microglobulin OS=Rattus norvegicus GN=B2m
MARSVTVIFLVLVSLAVVLAIQKTPQIQVYSRHPPENGKPNFLNCYVSQFHPPQIEIELL
KNGKKIPNIEMSDLSFSKDWSFYILAHTEFTPTETDVYACRVKHVTLKEPKTVTWDRDM