Immunogen sequence: AYNMVPPKVK CLTKIWHPNI TETGEICLSL LREHSIDGTG WAPTRTLKDV VWGLNSLFTD LLNFDDPLNI EAAEHHLRDK EDFRNKVDDY. Accepts the ubiquitin-like protein NEDD8 from the UBA3-NAE1 E1 complex and catalyzes its covalent attachment to other proteins. The sp