>sp|Q9IA97|B2MG_XENLA Beta-2-microglobulin OS=Xenopus laevis GN=b2m
MKIALVLLSLLALTLAESNISPPVVKVYTAEPVDFGKTNEVICYVYNYHPPRLEMRLEKN
GVEIPDCKQTDPSFQHNWKYYTTKSTHVHIDKGDKVECVVSHNGNPSKKYRLDIF