Immunogen sequence: FANDATFEIK KCDLHRLEEG PPVTTVLTRE DGLKYYRMMQ TVRRMELKAD QLYKQKIIRG FCHLCDGQEA CCVGLEAGIN PTDHLITAYR AHGFTFTRGL SVREILAELT GRKGGCAKGK GGSMHMYAKN FYGGNGIVGA QVPLGAGIAL ACKYNGKDEV CLTLYGDGAA NQGQIFEAYN MAALWKLPCI FICENNRYGM GTSVERAAAS TDY