Immunogen sequence: PYADLTLEQR FQLDHSGLDS LISMRLVLRF LQVEERELGS PYTGPEALKK GPLLIKKVAT NQGPKAQPQE EGPTDLPCPP DPASDTKD Highest antigen sequence identity to the following orthologs: Mouse - 76%, Rat - 72%. FAM62C belongs to the extended synaptotagmin family