Immunogen sequence: GNHNSKPVYR VAEITGVVET AKVYQLGGTR TNKGLQLRHG NDQRVFRLEF VSNQEFTESE FMKWKEAMFS AGMQLPTLDE INKKELSIKE ALNYKFNDQD IEEIVKEKER FRKAPPNYAM KKTQL Highest antigen sequence identity to the following orthologs: Mouse - 100%, Rat - 99%. Three iso