2.7.8.43 recombinant C-terminally His6-tagged wild-type and mutant enzymes from Escherichia coli strain BL21(DE3)pLysS by cobalt affinity chromatography, dialysis, and ultrafiltration 752134 2.7.8.43 recombinant His-tagged membrane-deletion mutant enzyme from Escherichia coli strain BL21(DE3)pLysS by nickel affinity chromatography and dialysis 733017 2.7.8.43 recombinant His-tagged wild-type and selenomethionine-labeled enzyme from Escherichia coli strain BL21(DE3) by nickel affinity chromatography and gel filtration 739786 2.7.8.43 recombinant His6-tagged enzyme from Escherichi coli strain JCB570 and Neisseria meningitidis by nickel affinity chromatography and ultrafiltration 739495 2.7.8.43 recombinant protein, purification in the presence of the detergent dodecyl-beta-D-maltoside 762273 2.7.8.43 recombinant wild-type and selenomethionine-labeled His6-tagged soluble periplasmic domain of the enzyme from Escherichia coli by nickel affinity chromatography 734476