Immunogen sequence: ADGAILDKGR AMFLVAKCQV ASAASYDQPK KAEALEAAIE NLNEAKNYFA KVDCKERIRD VVYFQARLYH TLGKTQERNR CAMLFRQLHQ ELPS. This gene encodes a tetratricopeptide repeat-containing component of the anaphase promoting complex/cyclosome, a large E3 ubiquit