Immunogen sequence: ELLNKLELEI QYQEQTNNSL KELCESLEED YKDIEHLKEN IPSHLPQVTV TQSCVKGSDL DPEEPIKVEE PEPVKKPPKE QRSIKEM Highest antigen sequence identity to the following orthologs: Mouse - 70%, Rat - 76%. Upon entry into mitosis, the cell's microtubule (MT)