PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 29228779-2 2018 Net charge on GOx was systematically tuned by appending different amounts of polyamine to the protein surface to produce chemically modified GOx(n), where n is the net charge on the enzyme after the modification and ranged from -62 to +95 electrostatic units in the system. Polyamines 77-86 hydroxyacid oxidase 1 Homo sapiens 14-17 29228779-2 2018 Net charge on GOx was systematically tuned by appending different amounts of polyamine to the protein surface to produce chemically modified GOx(n), where n is the net charge on the enzyme after the modification and ranged from -62 to +95 electrostatic units in the system. Polyamines 77-86 hydroxyacid oxidase 1 Homo sapiens 141-144