Immunogen sequence: RHWKLTGTNK SIRKNRNCSQ LIAAYKDFCE HGTKSGLNQG AISTLQSSDI LNLTKEQPQA KAGNGQNSCG VEDVLQLLRI LYIVASDPYS RISQEDGDEQ PQFTFPPDE Highest antigen sequence identity to the following orthologs: Mouse - 97%, Rat - 96%. Probable E3 ubiquitin-protei