Immunogen sequence: MWALCSLLRS AAGRTMSQGR TISQAPARRE RPRKDPLRHL RTREKRGPSG CSGGPNTVYL QVVAAGSRDS GAALYVFSEF NRYLFNCGEG VQRLMQEHKL KVARLDNIFL TRMHWSNVGG LSGMILTLKE TGLPKCVLSG PPQLEKYLEA IKIFSGPLKG IELAVRPHSA PEYEDETMTV YQIPIHSEQR RGKHQPWQSP ERPLSRLSPE RSS