CD79B GI:11038676 CD79B antigen isoform 2 precursor 1 marlalspvp shwmvallll lsaepvpaar sedryrnpkg fstlaqlkqr 50 51 ntlkdgiimi qtlliilfii vpifllldkd dskagmeedh tyegldidqt 100 101 atyedivtlr tgevkwsvge hpgqe