Immunogen sequence: ALAQVFCEES GLSPLLQKIT DWDSSINLTF HKSKIAVDEL FTSLRDIAGA RSLLKQFKSV YVPGNHTHQA SYKPLLKQVV EEIFHPERPD SVDIEH Highest antigen sequence identity to the following orthologs: Mouse - 72%, Rat - 75%. SCFD2 may be involved in protein transport