Immunogen sequence: EDMETKIKNY KTAPFDSRFP NQNQTRNCWQ NYLDFHRCQK AMTAKGGDIS VCEWYQRVYQ SLCPTSWVTD WDEQRAEGTF P Highest antigen sequence identity to the following orthologs: Mouse - 84%, Rat - 84%. Connects the two COX monomers into the physiological dimer