>sp|P06344|HB2U_MOUSE H-2 class II histocompatibility antigen, A-U beta chain OS=Mus musculus
MALQIPSLLLLAAVVVLMVLSSPGTEGGDSERHFVVQFQPFCYFTNGTQRIRYVTRYIYN
REEYLRFDSDVGEYRAVTELGRPDAEYYNKQYLERTRAELDTVCRYNYEETEVPTSLRRL
EQPNVVISLSRTEALNHHNTLVCSVTDFYPAKIKVRWFRNGQEETVGVSSTQLIRNGDWT
FQVLVMLEMTPRRGEVYTCHVEHPSLKSPITVEWRAQSESARSKMLSGIGGCVLGVIFLG
LGLFIRHRSQKGPRGPPPAGLLQ