Immunogen sequence: MPLLVEGRRV RLPQSAGDLV RAHPPLEERA RLLRGQSVQQ VGPQGLLYVQ QRELAVTSPK DGSISILGSD DATTCHIVVL RHTGNGATCL THCDGTDTKA EVPLIMNSIK SFSDHAQCGR LEVHLVGGFS DDRQLSQKLT HQLLSEFDRQ EDDIHLVTLC VTELNDREEN ENHFPVIYGI AVNIKTAEIY RASFQDRGPE EQLRAARTLA GGP