Immunogen sequence: NDFINIIAYN DYVHYIEPCF KGILVQADRD NREHFKLLVE ELMVKGVGVV DQALREAFQI LKQFQEAKQG SLCNQAIM Highest antigen sequence identity to the following orthologs: Mouse - 91%, Rat - 90%. CACNA2D4 is a member of the alpha-2/delta subunit family, a pr