>tr|Q9D239|Q9D239_MOUSE Beta-2-microglobulin OS=Mus musculus OX=10090 GN=B2m PE=2 SV=1
MARSVTLVFLVLVTLTGLYAIQKTPQIQVYSRHPPENGKPNILNCYVTQFHPPHIEIQML
KNGKKIPKVEMSDMSFSKDWSFYILAHTEFTPTETDTYACRVKHASMAEPETVYWDRDM