Immunogen sequence: PEMEGDDNLG GEDKKETPEE VAADVLAEVI TAAVRAVDGE GAPAPESSGE PAEDEGPTDT AEAGSDPQAE QLLEEQVPCG TAHEKGVPKA RSEAAEAGNG AETMAAEAES AQTRVAPAPA AADAEVEQTD AESKDAVP Highest antigen sequence identity to the following orthologs: Mouse - 53%, Rat - 5