4.1.3.3 20 - - 658576 4.1.3.3 30 - assay at 726551, 727317 4.1.3.3 37 - assay at 701855, 727186 4.1.3.3 37 - enzyme assay at 33315, 33316, 33317 4.1.3.3 37 - kinetic assay 690576 4.1.3.3 40 - for N-acetylneuraminate cleavage at pH 7.5 and N-acetylneuraminate synthesis at pH 8.5 749312 4.1.3.3 40 - in synthetic reaction 749150 4.1.3.3 40 50 for N-acetylneuraminate synthesis at pH 7.5 749312 4.1.3.3 45 - for N-acetylneuraminate cleavage at pH 8.5 749312 4.1.3.3 45 - syntesis reaction 727332 4.1.3.3 50 - - 33337 4.1.3.3 50 - in synthetic reaction 749150 4.1.3.3 50 - synthesis reaction 727656 4.1.3.3 60 - hydrolysis reaction 727656 4.1.3.3 60 - in synthetic and hydrolytic reactions 749150 4.1.3.3 60 - synthesis of N-acetylneuraminic acid 713843 4.1.3.3 65 - for N-acetylneuraminate synthesis 748534 4.1.3.3 65 70 - 650651 4.1.3.3 65.7 - - 651103 4.1.3.3 70 - - 652833 4.1.3.3 70 - cleavage activity 713843 4.1.3.3 70 - for N-acetylneuraminate cleavage 748534 4.1.3.3 70 80 - 650651 4.1.3.3 75 - - 33314, 651432 4.1.3.3 80 - - 33332