Immunogen sequence: LCLAPDGIWD PQGPDLSNCS SPWVNHITQK LKSGETAANI ARELAEQTRN HLNAGDITYS VRAMDQLVGL LDVQLRNLTP GGKDSAARSL N Highest antigen sequence identity to the following orthologs: Mouse - 100%, Rat - 100%. Plays a role in cell-cell adhesion and neuron