Esterase (gene AlinE4) from Altererythrobacter indicus DSM 18604T
Enzyme Description
Sequence
MGESRVILAFGDSLFAGYGLDKGESYPAKLETALRSHGINARIINAGVSGDTTAAGLQRIKFVLDSQPDKPELAIVELGGNDLLRGLSPAEARQNLSGILEELQRRKIPILLMGMRAPPNLGAKYQREFDGIYPYLAEKYDAKLVPFFLEAVADRPDLIQKDHVHPTARGVEELVSATSNAVAKALPAKK
Zhengyang Li et al. (2020)
β Structure-guided protein engineering increases enzymatic activities of the SGNH family esterases
Biotechnology for Biofuels
Β· doi:10.1186/s13068-020-01742-8 β
Β· Activity - Classical
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Database ID
UniParc: UPI0010C4FEBB β
Sequence Annotation
Explicit - Provided GenBank Accession Number
Protein Source
Recombinant, host bacterium Escherichia coli DH5alpha
Experimental Data (8 measurements)
8 measurements
| 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 (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent | Acetone | 15% | 100 | 90 | % | 100 mM TrisβHCl buffer | 7.5 | 40Β°C | 1 mM p-Nitrophenyl butyrate | Butyric Acid , p-Nitrophenol | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent | Acetonitrile | 15% | 100 | 0 | % | 100 mM TrisβHCl buffer | 7.5 | 40Β°C | 1 mM p-Nitrophenyl butyrate | Butyric Acid , p-Nitrophenol | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent | Ethanol | 15% | 100 | 210 | % | 100 mM TrisβHCl buffer | 7.5 | 40Β°C | 1 mM p-Nitrophenyl butyrate | Butyric Acid , p-Nitrophenol | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent | Dimethylformamide (DMF) | 15% | 100 | 80 | % | 100 mM TrisβHCl buffer | 7.5 | 40Β°C | 1 mM p-Nitrophenyl butyrate | Butyric Acid , p-Nitrophenol | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent | Dimethyl Sulfoxide (DMSO) | 15% | 100 | 121 | % | 100 mM TrisβHCl buffer | 7.5 | 40Β°C | 1 mM p-Nitrophenyl butyrate | Butyric Acid , p-Nitrophenol | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent | Glycerol | 15% | 100 | 220 | % | 100 mM TrisβHCl buffer | 7.5 | 40Β°C | 1 mM p-Nitrophenyl butyrate | Butyric Acid , p-Nitrophenol | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent | Isopropanol | 15% | 100 | 134 | % | 100 mM TrisβHCl buffer | 7.5 | 40Β°C | 1 mM p-Nitrophenyl butyrate | Butyric Acid , p-Nitrophenol | β | β | Classical aqueous control (in %) |
| Activity - Classical | Activity measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent | Methanol | 15% | 100 | 180 | % | 100 mM TrisβHCl buffer | 7.5 | 40Β°C | 1 mM p-Nitrophenyl butyrate | Butyric Acid , p-Nitrophenol | β | β | Classical aqueous control (in %) |
Visualization : Activity β Classical
One bar per measurement. Colour = solvent, shade = solvent volume.