Immunogen sequence: NLQIPDPHLA DPSVLEALRQ KANFKHYKPK QFSMLEFLHR VGHDLKDMML YCKFKGQECG HQDFTTVFTK YGKCYMFNSG EDGKPLLTTV KGGTGNGLEI MLDIQQDEYL PIWGETEETT FEAGVKVQIH SQSEPPFIQE LGFGVAPGFQ TFVATQEQRL TYLPPPWGEC RSSEMGLDFF PVYSITACRI DCETRYIVEN CNCRMVHMPG DAP