3.1.3.10 - 134576, 134580, 134585, 649158 3.1.3.10 (NH4)2SO4 precipitation, DEAE-sepharose chromatography, CM-sepharose chromatography and FPLC chromatography 704914 3.1.3.10 gel filtration 691563 3.1.3.10 multiple enzyme forms GP1-GP5 134583 3.1.3.10 native enzyme by dialysis, anion exchange chromatography, and gel filtration, recombinant His-tagged enzyme lacking the signal peptide from Escherichia coli by nickel affinity chromatography 749654 3.1.3.10 recombinant His-tagged enzyme from Escherichia coli by nickel affinity chromatography 715067