HS3ST1 GI:4826764 heparan sulfate D-glucosaminyl 3-O-sulfotransferase 1 precursor 1 maalllgavl lvaqpqlvps rpaelgqqel lrkagtlqdd vrdgvapngs 50 51 aqqlpqtiii gvrkggtral lemlslhpdv aaaenevhff dweehyshgl 100 101 gwylsqmpfs wphqltvekt payftspkvp ervysmnpsi rlllilrdps 150 151 ervlsdytqv fynhmqkhkp ypsieeflvr dgrlnvdyka lnrslyhvhm 200 201 qnwlrffplr hihivdgdrl irdpfpeiqk verflklspq inasnfyfnk 250 251 tkgfyclrds grdrclhesk grahpqvdpk llnklheyfh epnkkffelv 300 301 grtfdwh