>sp|P12400|CTL2B_MOUSE Protein CTLA-2-beta OS=Mus musculus GN=Ctla2b MMSAAPSPDPSLDNEWKEWKTTFAKAYSLDEERHRRLMWEENKKKIEAHNADYERGKTSF YMGLNQFSDLTPEEFRTNCCGSSMCRGEMAPDLPEYEDLGKNSYLTPGRAQPE