2.4.1.133 - 637194, 637199, 637201, 637202 2.4.1.133 glutathione Sepharose column chromatography 722265, 736498 2.4.1.133 glutathione-Sepharose column chromatography 719897 2.4.1.133 lactose affinity column chromatography, UDP-agarose column chromatography, and amylose column chromatography 721484 2.4.1.133 nickel-iminodiacetic acid column chromatography 723155 2.4.1.133 purification of maltose-binding protein-beta1,4-GalT7 fusion protein with an amylose column 702125 2.4.1.133 recombinant His-tagged enzyme from Escherichia coli strain BL21(DE3) by nickel affinity chromatography 756991 2.4.1.133 recombinant His6-GST-tagged enzyme by nickel affinity chromatography 759068 2.4.1.133 recombinant N-terminally His6-tagged enzyme by affinity chromatography, and cleavage of the tag by TEV protease 736433 2.4.1.133 recombinant soluble GST-tagged mutant enzyme from Escherichia coli strain BL21(DE3) 736498