2.2.1.2 5 - native enzyme 671553 2.2.1.2 5.5 - - 671553 2.2.1.2 5.5 - native enzyme 671553 2.2.1.2 6 - recombinant enzyme 671553 2.2.1.2 7.3 8.1 - 486028, 486029 2.2.1.2 7.5 - imidazole buffer 706567 2.2.1.2 7.6 - assay at 706643 2.2.1.2 7.8 - - 486032 2.2.1.2 8 - - 486033 2.2.1.2 8 - isoenzyme I, II, III 486027