Immunogen sequence: MSYRRELEKY RDLDEDEILG ALTEEELRTL ENELDELDPD NALLPAGLRQ KDQTTKAPTG PFKREELLDH LEKQAKEFKD REDLVPYTGE KRGKVWVPKQ KPLDPVLESV TLEPELEEAL ANASDAELCD IAAILGMHTL MSNQQYYQAL SSSSIMNKEG LNSVIKPTQY KPVPDEEPNS TDVEETLERI KNNDPKLEEV NLNNIRNIPI PTL