4.2.1.108 8.5 - assay at 660836, 713911 4.2.1.108 8.5 - recombinant enzyme 749081 4.2.1.108 8.5 9 - 640091 4.2.1.108 9 - assay at 640090 4.2.1.108 9.5 - assay at 756904