Immunogen sequence: CDPRHKDCLL REFRKLCAMV ADNPSYNTKT QIIQDFLRKG SAGDGFHGDV YLTVKLLLPG VIKTVYNLND KQIVKLFSRI FNCNPDDMAR DLEQGDVSET IRVFFEQSKS FPPAAKSLLT IQEVDEFLLR LSKLTKEDEQ QQALQDIASR CTANDLKCII RLIKHDLKMN SGAKHVLDAL DPNAYEAFKA SRNLQDVVER VLHNAQE. There