Immunogen sequence: MFQPAGHGQD WAMEGPRDGL KKERLVDDRH DSGLDSMKDE DYEQMVKELR EIRLQPQEAP LAAEPWKQQL TEDGDSFLHL AIIHEEKTLT MEVIGQVKGD LAFLNFQNNL QQTPLHLAVI TNQPGIAEAL LKAGCDPELR DFRGNTPLHL ACEQGCLASV AVLTQTCTPQ HLHSVLQATN YNGHTCLHLA SIHGYLGIVE HLVTLGADVN AQE