Immunogen sequence: YNRVGKCGSR TVVLLLRILS EKHGFNLVTS DIHNKTRLTK NEQMELIKNI STAEQPYLFT RHVHFLNFSR FG Highest antigen sequence identity to the following orthologs: Mouse - 100%, Rat - 96%. Uronyl 2-sulfotransferase transfers sulfate to the 2-position of ur