4.2.1.108 37 - assay at 640090 4.2.1.108 - 10 in presence of 0.05 M NaCl 640091 4.2.1.108 15 - in presence of 0.77 M NaCl 640091 4.2.1.108 30 - in presence of 3.0 M NaCl 640091 4.2.1.108 20 - assay at 660836, 756904 4.2.1.108 21 - assay at 713911 4.2.1.108 15 - recombinant enzyme 749081