Immunogen sequence: NSSQLPGLGT EPVLQPHAGA EQNVMFQEGT EPPGQEHTPG TRIQEGSRDN NEYIARRPDN QEGAFDPKEY PHSAKDEAHP VESA Highest antigen sequence identity to the following orthologs: Mouse - 60%, Rat - 60%. E3 ubiquitin ligase that catalyzes the direct transfer