label: heparan sulfate 6-O-sulfotransferase activity
label_lc: heparan sulfate 6-o-sulfotransferase activity
description: "Catalysis of the reaction: 3'-phosphoadenylyl sulfate + alpha-D-glucosaminyl-(heparan sulfate)(n) = 6-sulfo-alpha-D-glucosaminyl-(heparan sulfate)(n) + adenosine 3',5'-bisphosphate + H+."