label: [heparan sulfate]-glucosamine N-sulfotransferase activity
label_lc: [heparan sulfate]-glucosamine n-sulfotransferase activity
description: "Catalysis of the reaction: 3'-phosphoadenylyl sulfate + alpha-D-glucosaminyl-[heparan sulfate](n) = adenosine 3',5'-bisphosphate + 2 H+ + N-sulfo-alpha-D-glucosaminyl-[heparan sulfate](n)."