1.13.11.54 - 1.13.11.54 Ni-NTA resin column chromatography and Superdex 200 gel filtration 1.13.11.54 recombinant 1.13.11.54 recombinant His-tagged acireductone dioxygenase 1 and GST-tagged acireductone dioxygenase 1 by nickel affinity and glutathione affinity chromatographies, respectively 1.13.11.54 Strep-Tactin resin column chromatography