General Stability | Organism |
---|---|
no appreciable loss in activity is found during 10 repeated reaction cycles of GUS encapsulated in biomimetic alginate/protamine/silica capsules | Escherichia coli |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Escherichia coli | - |
- |
- |
Storage Stability | Organism |
---|---|
4°C, free enzyme in 30 mM TrisHCl (pH 7.0), 11 days, about 25% loss of activity | Escherichia coli |
4°C, free enzyme in 30 mM TrisHCl (pH 7.0), 26 days, 96% loss of activity | Escherichia coli |
4°C, free enzyme in 30 mM TrisHCl (pH 7.0), 5 days, about 20% loss of activity | Escherichia coli |
4°C, GUS encapsulated in biomimetic alginate/protamine/silica capsules in 30 mM TrisHCl (pH 7.0), 11 days, no loss of activity | Escherichia coli |
4°C, GUS encapsulated in biomimetic alginate/protamine/silica capsules in 30 mM TrisHCl (pH 7.0), 26 days, 10% loss of activity | Escherichia coli |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
baicalin + H2O | - |
Escherichia coli | baicalein + D-glucuronate | - |
? |
Synonyms | Comment | Organism |
---|---|---|
beta-glucuronidase | - |
Escherichia coli |
GUS | - |
Escherichia coli |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
37 | - |
optimal temperature for the conversion of baicalin to baicalein | Escherichia coli |
60 | - |
for GUS free or encapsulated in biomimetic alginate/protamine/silica capsules | Escherichia coli |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
30 | 70 | compared with the activity after being incubated at 30°C, 92% of activity retained after being incubated at 50°C for encapsulated GUS, whereas 57% of the free GUS activity retained after the same treatment. Encapsulated GUS retains about 20% activity at 60°C and is inactivated at 70°C, while free enzyme is already inactive at 60°C | Escherichia coli |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7 | - |
for GUS free or encapsulated in biomimetic alginate/protamine/silica capsules | Escherichia coli |
pH Stability | pH Stability Maximum | Comment | Organism |
---|---|---|---|
4 | 8 | encapsulated enzyme retains more than 80% of activity after being incubated at pH 4.0-5.0, about 90% activity at pH 6.0, and 100% activity at pH 7.0-8.0. Free enzyme shows no activity at pH 4.0, about 30% activity at pH 6.0, about 80% activity at pH 6.0, 100% activity at pH 7.0, and about 75% activity at pH 8.0 | Escherichia coli |