EC Number |
Turnover Number Minimum [1/s] |
Turnover Number Maximum [1/s] |
Substrate |
Reference |
---|
3.2.1.18 | -999 |
- |
more |
kcat at pH 9.5, 37°C, relative to the reported kcat at pH 6.0, 37°C, with substrate 4-nitrophenyl alpha-D-N-acetylneurminide |
655779 |
3.2.1.18 | 0.0004 |
- |
4-methylumbelliferyl D-N-acetylneuraminyl-alpha-(2->3)-D-galactopyranoside |
pH 3.5, 37°C |
717646 |
3.2.1.18 | 0.031 |
- |
4-nitrophenyl alpha-sialoside |
mutant D59A, hydrolysis, pH 7.6, 25°C |
696254 |
3.2.1.18 | 0.045 |
- |
4-methylumbelliferyl alpha-D-N-acetylneuraminic acid |
mutant enzyme H275Y/I223V, at 37°C, pH not specified in the publication |
752324 |
3.2.1.18 | 0.054 |
- |
4-methylumbelliferyl alpha-D-N-acetylneuraminic acid |
mutant enzyme H275Y, at 37°C, pH not specified in the publication |
752324 |
3.2.1.18 | 0.0743 |
- |
4-methylumbelliferyl alpha-D-N-acetylneuraminic acid |
pH 3.5, 37°C |
717646 |
3.2.1.18 | 0.1 |
- |
4-methylumbelliferyl alpha-D-N-acetylneuraminic acid |
mutant enzyme H275Y/S247N, at 37°C, pH not specified in the publication |
752324 |
3.2.1.18 | 0.17 |
- |
4-methylumbelliferyl alpha-D-N-acetylneuraminic acid |
mutant enzyme S247N, at 37°C, pH not specified in the publication |
752324 |
3.2.1.18 | 0.28 |
- |
5-bromo-4-chloro-indolyl beta-D-galactopyranosyl-alpha-2,6-N-acetyl-neuraminic acid |
isoform Am0705, at pH 6.5 and 37°C |
750235 |
3.2.1.18 | 0.6 |
- |
4-methylumbelliferyl alpha-D-N-acetylneuraminic acid |
mutant enzyme I223V, at 37°C, pH not specified in the publication |
752324 |