Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Mg2+ | activates | Escherichia coli |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Escherichia coli | - |
strains ATCC 8677 and ATCC 35321 | - |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
additional information | - |
beta-galactosidase from strains 8677 and 35321 demonstrate that the relative activities of the enzyme for the different substrates differ between the strains, assay method optimizationusing different substrates, overview | Escherichia coli |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
2-nitrophenyl beta-D-galactopyranoside + H2O | - |
Escherichia coli | 2-nitrophenol + beta-D-galactose | - |
? | |
7-O-beta-D-galactosylresorufin + H2O | - |
Escherichia coli | resorufin + beta-D-galactose | - |
? | |
9H-(1,3-dichloro-9,9-dimethylacridin-2-one-7-yl) beta-D-galactopyranoside + H2O | - |
Escherichia coli | 9H-(1,3-dichloro-9,9-dimethylacridin-2-one-7-ol) + beta-D-galactose | - |
? | |
fluorescein-beta-D-digalactopyranoside + H2O | - |
Escherichia coli | fluorescein + beta-D-galactose | - |
? |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7.3 | - |
assay at | Escherichia coli |