Immunogen sequence: YRREDSMEDR GEEDDSLAIK PPQQMSWKEK VHHRKDEKRK EKCRHHSHSA EGGKHARVKE REHERRKRHR EEQDKARREW ERQKRREMAR EHSRRERDRL E Highest antigen sequence identity to the following orthologs: Mouse - 94%, Rat - 94%. The PITSLRE beta1 protein, a distant