Immunogen sequence: MGGTTSTRRV TFEADENENI TVVKGIRLSE NVIDRMKESS PSGSKSQRYS GAYGASVSDE ELKRRVAEEL ALEQAKKESE DQKRLKQAKE LDRERAAANE QLTRAILRER ICSEEERAKA KHLARQLEEK DRVLKKQDAF YKEQLARLEE RSSEFYRVTT EQYQKAAEEV EAKFKRYESH PVCADLQAKI LQCYRENTHQ TLKCSALATQ YMH