Immunogen sequence: GCTGDHEGVH YSHLELSPGE PVQEGDPHFR SALTAHPVRD PVHMYQLHKA FARAELERTY QEIQELQWEI QNTSHLAVDG DRAAAWPVGI PAPS Highest antigen sequence identity to the following orthologs: Mouse - 90%, Rat - 87%. Chondroitin sulfate synthases (CHSYs) synthe