>sp|P06343|HB2K_MOUSE H-2 class II histocompatibility antigen, A-K beta chain OS=Mus musculus OX=10090 GN=H2-Ab1 PE=1 SV=1
MALQIPSLLLLAAVVVLTVLSSPGTEGGNSERHFVHQFQPFCYFTNGTQRIRLVIRYIYN
REEYVRFDSDVGEYRAVTELGRPDAEYWNKQYLERTRAELDTVCRHNYEKTETPTSLRRL
EQPSVVISLSRTEALNHHNTLVCSVTDFYPAKIKVRWFRNGQEETVGVSSTQLIRNGDWT
FQVLVMLEMTPRRGEVYTCHVEHPSLKSPITVEWRAQSESARSKMLSGIGGCVLGVIFLG
LGLFIRHRSQKGPRGPPPAGLLQ