Immunogen sequence: FPYLYCHQGDC EHVIVITDIR LVHHDDCLDR TLYPLLIKKH WLWTRKCFVC KMYTARWVTN NDSFAPEDPC FFCDVCFRML HYDSEGNKLG EFLAYPYVDP GTFN Highest antigen sequence identity to the following orthologs - mouse 97%, rat 97%. SNAPC3 is part of the SNAPc complex