Immunogen sequence: LMQTVDPYTP DYQDQLRSPG VTLRPDVYGE KGLEIVYNVS DNRTWADLTQ TLHAFLAGYS PAAQEDSINC TSEQYFFQES FRAPNHTKFS CKFTADMLQN CSGLADPNFG FEEGKPCFII KMNRIVKFLP SNGSAPRVDC AFLDQPRELG QPLQVKYYPP NGTFSLHYFP YYGKKAQPHY SNPLVAAKLL NIPRNAEVAI VCKVMAEHVT FNN