Immunogen sequence: TSRMYEFVGL EFLPHLQTWV HNITRGKGMG DHAFHTNARD ALNVSQAWRW SLPYEKVSRL QKACGDAMNL LGYRHVRSEQ EQRNLLLDLL STWTVPEQIH. This gene encodes an N-acetylglucosamine 6-O sulfotransferase. The encoded enzyme transfers sulfate from 3'phosphoadenosine