Levansucrase from Bacillus subtilis
Enzyme Description
Sequence
MNIKKFAKQATVLTFTTALLAGGATQAFAKETNQKPYKETYGISHITRHDMLQIPEQQKNEKYQVPEFDSSTIKNISSAKGLDVWDSWPLQNADGTVANYHGYHIVFALAGDPKNADDTSIYMFYQKVGETSIDSWKNAGRVFKDSDKFDANDSILKDQTQEWSGSATFTSDGKIRLFYTDFSGKHYGKQTLTTAQVNVSASDSSLNINGVEDYKSIFDGDGKTYQNVQQFIDEGNYSSGDNHTLRDPHYVEDKGHKYLVFEANTGTEDGYQGEESLFNKAYYGKSTSFFRQESQKLLQSDKKRTAELANGALGMIELNDDYTLKKVMKPLIASNTVTDEIERANVFKMNGKWYLFTDSRGSKMTIDGITSNDIYMLGYVSNSLTGPYKPLNKTGLVLKMDLDPNDVTFTYSHFAVPQAKGNNVVITSYMTNRGFYADKQSTFAPSFLLNIKGKKTSVVKDSILEQGQLTVNK
E. Castillo et al. (2004)
β Synthesis of levan in water-miscible organic solvents
Journal of Biotechnology
Β· doi:10.1016/j.jbiotec.2004.06.003 β
Β· Activity - Classical Stability - Incubation Specificity - Reaction Specificity
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Database ID
UniProt: P05655 β
Sequence Annotation
Inferred - from protein name
Protein Source
Purified, bacterium Bacillus subtilis
Experimental Data (38 measurements)
38 measurements β page 1 of 2
| Property | Assay | Solvent | Solvent Volume | Aqueous Reference | Measured Value | Units | Solution | pH | Temperature | Substrate(s) | Product(s) | Cofactor(s) | Shaking | Comments |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Activity - Classical | Activity measured by absorbance spectrophotometry (DNS assay) in the presence of organic solvent | Acetonitrile | 5% | 100.0 | 97.0 | % | 50 mM phosphate buffer | 6 | 30Β°C | 100 g/L Sucrose | Reducing sugars | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (DNS assay) in the presence of organic solvent | tert-Butanol | 95% | 100.0 | 0.0 | % | 50 mM phosphate buffer | 6 | 37Β°C | 100 g/L Sucrose | Reducing sugars | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (DNS assay) in the presence of organic solvent | tert-Butanol | 90% | 100.0 | 26.0 | % | 50 mM phosphate buffer | 6 | 37Β°C | 100 g/L Sucrose | Reducing sugars | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (DNS assay) in the presence of organic solvent | tert-Butanol | 82.5% | 100.0 | 90.0 | % | 50 mM phosphate buffer | 6 | 37Β°C | 100 g/L Sucrose | Reducing sugars | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (DNS assay) in the presence of organic solvent | tert-Butanol | 75% | 100.0 | 92.0 | % | 50 mM phosphate buffer | 6 | 37Β°C | 100 g/L Sucrose | Reducing sugars | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (DNS assay) in the presence of organic solvent | tert-Butanol | 62.5% | 100.0 | 94.0 | % | 50 mM phosphate buffer | 6 | 37Β°C | 100 g/L Sucrose | Reducing sugars | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (DNS assay) in the presence of organic solvent | tert-Butanol | 50% | 100.0 | 141.0 | % | 50 mM phosphate buffer | 6 | 37Β°C | 100 g/L Sucrose | Reducing sugars | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (DNS assay) in the presence of organic solvent | tert-Butanol | 30% | 100.0 | 118.0 | % | 50 mM phosphate buffer | 6 | 37Β°C | 100 g/L Sucrose | Reducing sugars | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (DNS assay) in the presence of organic solvent | tert-Butanol | 15% | 100.0 | 87.0 | % | 50 mM phosphate buffer | 6 | 37Β°C | 100 g/L Sucrose | Reducing sugars | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (DNS assay) in the presence of organic solvent | Acetone | 50% | 100.0 | 76.0 | % | 50 mM phosphate buffer | 6 | 30Β°C | 100 g/L Sucrose | Reducing sugars | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (DNS assay) in the presence of organic solvent | Acetonitrile | 50% | 100.0 | 79.0 | % | 50 mM phosphate buffer | 6 | 30Β°C | 100 g/L Sucrose | Reducing sugars | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (DNS assay) in the presence of organic solvent | tert-Butanol | 50% | 100.0 | 137.0 | % | 50 mM phosphate buffer | 6 | 30Β°C | 100 g/L Sucrose | Reducing sugars | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (DNS assay) in the presence of organic solvent | Acetone | 40% | 100.0 | 79.0 | % | 50 mM phosphate buffer | 6 | 30Β°C | 100 g/L Sucrose | Reducing sugars | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (DNS assay) in the presence of organic solvent | tert-Butanol | 40% | 100.0 | 136.0 | % | 50 mM phosphate buffer | 6 | 30Β°C | 100 g/L Sucrose | Reducing sugars | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (DNS assay) in the presence of organic solvent | tert-Butanol | 5% | 100.0 | 97.0 | % | 50 mM phosphate buffer | 6 | 30Β°C | 100 g/L Sucrose | Reducing sugars | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (DNS assay) in the presence of organic solvent | Acetone | 5% | 100.0 | 99.0 | % | 50 mM phosphate buffer | 6 | 30Β°C | 100 g/L Sucrose | Reducing sugars | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (DNS assay) in the presence of organic solvent | tert-Butanol | 10% | 100.0 | 95.0 | % | 50 mM phosphate buffer | 6 | 30Β°C | 100 g/L Sucrose | Reducing sugars | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (DNS assay) in the presence of organic solvent | Acetonitrile | 10% | 100.0 | 98.0 | % | 50 mM phosphate buffer | 6 | 30Β°C | 100 g/L Sucrose | Reducing sugars | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (DNS assay) in the presence of organic solvent | Acetone | 10% | 100.0 | 91.0 | % | 50 mM phosphate buffer | 6 | 30Β°C | 100 g/L Sucrose | Reducing sugars | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (DNS assay) in the presence of organic solvent | tert-Butanol | 20% | 100.0 | 121.0 | % | 50 mM phosphate buffer | 6 | 30Β°C | 100 g/L Sucrose | Reducing sugars | β | β | Classical aqueous control (in %) |
Visualization : Activity β Classical
One bar per measurement. Colour = solvent, shade = solvent volume.
Visualization : Stability β Incubation
One bar per measurement. Colour = solvent, shade = solvent volume.
Visualization : Specificity β Reaction Specificity
One bar per measurement. Colour = solvent, shade = solvent volume.