Immunogen sequence: IENLPAFPRE KLTLRLLLGS GAFGEVYEGT AVDILGVGSG EIKVAVKTLK KGSTDQEKIE FLKEAHLMSK FNHPNILKQL GVCLLNEPQY IILELMEGGD LLTYLRKARM ATFYGPLLTL VDLVDLCVDI SKGCVYLERM HFIHRDLAAR NCLVSVKDYT SPRIVKIGDF GLARDIYKND YYRKRGEGLL PVRWMAPESL MDGIFTTQSD VWS