Immunogen sequence: AVPCVSPGLR HGQDLKLLRA EDFRNCTGPA SPHQIKSHTL TTTDRAARKE HHSPHGPTRS KGHPHGPRPG HRKPGKNCTN PRNRNQISKA GAGKQAPELP DYAPDYQHKF SFD Highest antigen sequence identity to the following orthologs: Mouse - 74%, Rat - 76%. RTN4RL1 may play a role