Immunogen sequence: LRLIYQRFVW SGTPETRKRK AKSCICHVCS THMNRLHSCL SCVFFGCFTE KHIHKHAETK QHHLAVDLYH GVIYCFMCKD YVYDKDIEQI AKETKEKILR LLTSTSTDVS HQQFMTSGFE DKQSTCETKE QEP Highest antigen sequence identity to the following orthologs: Mouse - 78%, Rat - 83%. U