>sp|P63068|B2MG_SAGBB Beta-2-microglobulin OS=Saguinus bicolor bicolor OX=37589 GN=B2M PE=3 SV=1 MARFVVVPLLVLLSLFGLEAIQHPPKIQVYSRYPADNGKPNFLNCYVSGFHPSDIEVDLL KNGKKIEKVEHSDLSFSKDWSFYLLYYTEFTPNEKDEYACRVSHVTFSTPKTVKWDRNM