Immunogen sequence: MAKFMTPVIQ DNPSGWGPCA VPEQFRDMPY QPFSKGDRLG KVADWTGATY QDKRYTNKYS SQFGGGSQYA YFHEEDESSF QLVDTARTQK TAYQRNRMRF AQRNLRRDKD RRNMLQFNLQ ILPKSAKQKE RERIRLQKKF QKQFGVRQKW DQKSQKPRDS SVEVRSDWEV KEEMDFPQLM KMRYLEVSEP QDIECCGALE YYDKAFDRIT TRS