Immunogen sequence: MELEELGIRE ECGVFGCIAS GEWPTQLDVP HVITLGLVGL QHRGQESAGI VTSDGSSVPT FKSHKGMGLV NHVFTEDNLK KLYVSNLGIG HTRYATTGKC ELENCQPFVV ETLHGKIAVA HNGELVNAAR LRKKLLRHGI GLSTSSDSEM ITQLLAYTPP QEQDDTPDWV ARIKNLMKEA PTAYSLLIMH RDVIYAVRDP YGNRPLCIGR LIP