Cholesterol oxidase from Chromobacterium sp. DS-1
Enzyme Description
Sequence
TCSQPNNFPAEIPLYKQSFKNWAGDIKVDDVWTCAPRSADEVVKVANWAKDNGYKVRARGMMHNWSPLTLAAGVSCPAVVLLDTTRYLTAMSIDASGPVAKVTAQAGITMEALLTGLEKAGLGVTAAPAPGDLTLGGVLAINGHGTAIPAKGERRLAGASYGSISNLVLSLTAVVYDKASGAYALRKFARNDPQIAPLLAHVGRSLIVEATLQAAPNQRLRCQSWFNIPYGEMFAAAGSGGRTFASYLDSAGRVEAIWFPFTSNPWLKVWTVTPNKPLFSRQTDKPFNYPFSDNLPDEVTDLANKILSLGDGKLTPAFGKAQFAAASAGLVATASWDLWGWSKNLLLYVKPTTLRVTANGYAVLTRRENVQRVLNEFVTFYQARVQAYQQQGRYPMNGPVEIRVTGLDDPSEAALSGGVAPALSAIRPRPDHPEWNVAVWLDILTLPGTPYANQFYREIEQWIEANFNGSYAAVRPEWSKGWGYTDQAAWADSAMLQTTIPNAFRAGQPAAANWDAAKAALAAYDPYRLFSSPLLDSLGL
Noriyuki Doukyu et al. (2009)
β Cloning, sequence analysis, and expression of a gene encoding Chromobacterium sp. DS-1 cholesterol oxidase
Applied Microbiology and Biotechnology
Β· doi:10.1007/s00253-008-1775-9 β
Β· Stability - Incubation
▼
Database ID
UniProt: B5MGF8 β
Sequence Annotation
Explicit - Provided (first 44 from UniPrort sequence removed in mature protein)
Protein Source
Recombinant, host bacterium Escherichia coli BL21 (DE3) pLysS
Experimental Data (12 measurements)
12 measurements
| Property | Assay | Solvent | Solvent Volume | Aqueous Reference | Measured Value | Units | Solution | pH | Temperature | Substrate(s) | Product(s) | Cofactor(s) | Shaking | Comments |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Stability - Incubation | Activity after incubation (24 hours at 37Β°C) measured by absorbance spectrophotometry (colorimetric assay, red quinoneimine formed by H2O2 reaction with 4-aminoantipyrine and phenol in the presence of HRP absorbance measurement, 500 nm) in aqueous phase | Dimethyl Sulfoxide (DMSO) | 33% | 100 | 99 | % | Incubation: 50 mM sodium phosphate buffer, Assay: 50 mM sodium potassium phosphate buffer, 64 mM sodium cholate, 0.34% Triton X-100, 1.4 mM 4-aminoantipyrine, 21 mM phenol, 0.89 mM cholesterol, and 5 U/ml horseradish peroxidase | Incubation: 7, Assay: 7 | Incubation: 37Β°C, Assay: 30Β°C | Cholesterol, Oβ | Cholest-4-en-3-one , H2O2 | FAD | Yes, "mixture incubated with shaking" | Non-incubated control (in %), residual activity | Assay parameters taken from cited article (10.1128/AEM.64.5.1929-1932.1998) |
| Stability - Incubation | Activity after incubation (24 hours at 37Β°C) measured by absorbance spectrophotometry (colorimetric assay, red quinoneimine formed by H2O2 reaction with 4-aminoantipyrine and phenol in the presence of HRP absorbance measurement, 500 nm) in aqueous phase | Methanol | 33% | 100 | 108 | % | Incubation: 50 mM sodium phosphate buffer, Assay: 50 mM sodium potassium phosphate buffer, 64 mM sodium cholate, 0.34% Triton X-100, 1.4 mM 4-aminoantipyrine, 21 mM phenol, 0.89 mM cholesterol, and 5 U/ml horseradish peroxidase | Incubation: 7, Assay: 7 | Incubation: 37Β°C, Assay: 30Β°C | Cholesterol, Oβ | Cholest-4-en-3-one , H2O2 | FAD | Yes, "mixture incubated with shaking" | Non-incubated control (in %), residual activity | Assay parameters taken from cited article (10.1128/AEM.64.5.1929-1932.1998) |
| Stability - Incubation | Activity after incubation (24 hours at 37Β°C) measured by absorbance spectrophotometry (colorimetric assay, red quinoneimine formed by H2O2 reaction with 4-aminoantipyrine and phenol in the presence of HRP absorbance measurement, 500 nm) in aqueous phase | Ethanol | 33% | 100 | 111 | % | Incubation: 50 mM sodium phosphate buffer, Assay: 50 mM sodium potassium phosphate buffer, 64 mM sodium cholate, 0.34% Triton X-100, 1.4 mM 4-aminoantipyrine, 21 mM phenol, 0.89 mM cholesterol, and 5 U/ml horseradish peroxidase | Incubation: 7, Assay: 7 | Incubation: 37Β°C, Assay: 30Β°C | Cholesterol, Oβ | Cholest-4-en-3-one , H2O2 | FAD | Yes, "mixture incubated with shaking" | Non-incubated control (in %), residual activity | Assay parameters taken from cited article (10.1128/AEM.64.5.1929-1932.1998) |
| Stability - Incubation | Activity after incubation (24 hours at 37Β°C) measured by absorbance spectrophotometry (colorimetric assay, red quinoneimine formed by H2O2 reaction with 4-aminoantipyrine and phenol in the presence of HRP absorbance measurement, 500 nm) in aqueous phase | Acetone | 33% | 100 | 15 | % | Incubation: 50 mM sodium phosphate buffer, Assay: 50 mM sodium potassium phosphate buffer, 64 mM sodium cholate, 0.34% Triton X-100, 1.4 mM 4-aminoantipyrine, 21 mM phenol, 0.89 mM cholesterol, and 5 U/ml horseradish peroxidase | Incubation: 7, Assay: 7 | Incubation: 37Β°C, Assay: 30Β°C | Cholesterol, Oβ | Cholest-4-en-3-one , H2O2 | FAD | Yes, "mixture incubated with shaking" | Non-incubated control (in %), residual activity | Assay parameters taken from cited article (10.1128/AEM.64.5.1929-1932.1998) |
| Stability - Incubation | Activity after incubation (24 hours at 37Β°C) measured by absorbance spectrophotometry (colorimetric assay, red quinoneimine formed by H2O2 reaction with 4-aminoantipyrine and phenol in the presence of HRP absorbance measurement, 500 nm) in aqueous phase | Isopropanol | 33% | 100 | 116 | % | Incubation: 50 mM sodium phosphate buffer, Assay: 50 mM sodium potassium phosphate buffer, 64 mM sodium cholate, 0.34% Triton X-100, 1.4 mM 4-aminoantipyrine, 21 mM phenol, 0.89 mM cholesterol, and 5 U/ml horseradish peroxidase | Incubation: 7, Assay: 7 | Incubation: 37Β°C, Assay: 30Β°C | Cholesterol, Oβ | Cholest-4-en-3-one , H2O2 | FAD | Yes, "mixture incubated with shaking" | Non-incubated control (in %), residual activity | Assay parameters taken from cited article (10.1128/AEM.64.5.1929-1932.1998) |
| Stability - Incubation | Activity after incubation (24 hours at 37Β°C) measured by absorbance spectrophotometry (colorimetric assay, red quinoneimine formed by H2O2 reaction with 4-aminoantipyrine and phenol in the presence of HRP absorbance measurement, 500 nm) in aqueous phase | Ethyl Acetate | 33% | 100 | 98 | % | Incubation: 50 mM sodium phosphate buffer, Assay: 50 mM sodium potassium phosphate buffer, 64 mM sodium cholate, 0.34% Triton X-100, 1.4 mM 4-aminoantipyrine, 21 mM phenol, 0.89 mM cholesterol, and 5 U/ml horseradish peroxidase | Incubation: 7, Assay: 7 | Incubation: 37Β°C, Assay: 30Β°C | Cholesterol, Oβ | Cholest-4-en-3-one , H2O2 | FAD | Yes, "mixture incubated with shaking" | Non-incubated control (in %), residual activity | Assay parameters taken from cited article (10.1128/AEM.64.5.1929-1932.1998) |
| Stability - Incubation | Activity after incubation (24 hours at 37Β°C) measured by absorbance spectrophotometry (colorimetric assay, red quinoneimine formed by H2O2 reaction with 4-aminoantipyrine and phenol in the presence of HRP absorbance measurement, 500 nm) in aqueous phase | 1-Butanol | 33% | 100 | 99 | % | Incubation: 50 mM sodium phosphate buffer, Assay: 50 mM sodium potassium phosphate buffer, 64 mM sodium cholate, 0.34% Triton X-100, 1.4 mM 4-aminoantipyrine, 21 mM phenol, 0.89 mM cholesterol, and 5 U/ml horseradish peroxidase | Incubation: 7, Assay: 7 | Incubation: 37Β°C, Assay: 30Β°C | Cholesterol, Oβ | Cholest-4-en-3-one , H2O2 | FAD | Yes, "mixture incubated with shaking" | Non-incubated control (in %), residual activity | Assay parameters taken from cited article (10.1128/AEM.64.5.1929-1932.1998) |
| Stability - Incubation | Activity after incubation (24 hours at 37Β°C) measured by absorbance spectrophotometry (colorimetric assay, red quinoneimine formed by H2O2 reaction with 4-aminoantipyrine and phenol in the presence of HRP absorbance measurement, 500 nm) in aqueous phase | Chloroform | 33% | 100 | 115 | % | Incubation: 50 mM sodium phosphate buffer, Assay: 50 mM sodium potassium phosphate buffer, 64 mM sodium cholate, 0.34% Triton X-100, 1.4 mM 4-aminoantipyrine, 21 mM phenol, 0.89 mM cholesterol, and 5 U/ml horseradish peroxidase | Incubation: 7, Assay: 7 | Incubation: 37Β°C, Assay: 30Β°C | Cholesterol, Oβ | Cholest-4-en-3-one , H2O2 | FAD | Yes, "mixture incubated with shaking" | Non-incubated control (in %), residual activity | Assay parameters taken from cited article (10.1128/AEM.64.5.1929-1932.1998) |
| Stability - Incubation | Activity after incubation (24 hours at 37Β°C) measured by absorbance spectrophotometry (colorimetric assay, red quinoneimine formed by H2O2 reaction with 4-aminoantipyrine and phenol in the presence of HRP absorbance measurement, 500 nm) in aqueous phase | Benzene | 33% | 100 | 112 | % | Incubation: 50 mM sodium phosphate buffer, Assay: 50 mM sodium potassium phosphate buffer, 64 mM sodium cholate, 0.34% Triton X-100, 1.4 mM 4-aminoantipyrine, 21 mM phenol, 0.89 mM cholesterol, and 5 U/ml horseradish peroxidase | Incubation: 7, Assay: 7 | Incubation: 37Β°C, Assay: 30Β°C | Cholesterol, Oβ | Cholest-4-en-3-one , H2O2 | FAD | Yes, "mixture incubated with shaking" | Non-incubated control (in %), residual activity | Assay parameters taken from cited article (10.1128/AEM.64.5.1929-1932.1998) |
| Stability - Incubation | Activity after incubation (24 hours at 37Β°C) measured by absorbance spectrophotometry (colorimetric assay, red quinoneimine formed by H2O2 reaction with 4-aminoantipyrine and phenol in the presence of HRP absorbance measurement, 500 nm) in aqueous phase | Toluene | 33% | 100 | 110 | % | Incubation: 50 mM sodium phosphate buffer, Assay: 50 mM sodium potassium phosphate buffer, 64 mM sodium cholate, 0.34% Triton X-100, 1.4 mM 4-aminoantipyrine, 21 mM phenol, 0.89 mM cholesterol, and 5 U/ml horseradish peroxidase | Incubation: 7, Assay: 7 | Incubation: 37Β°C, Assay: 30Β°C | Cholesterol, Oβ | Cholest-4-en-3-one , H2O2 | FAD | Yes, "mixture incubated with shaking" | Non-incubated control (in %), residual activity | Assay parameters taken from cited article (10.1128/AEM.64.5.1929-1932.1998) |
| Stability - Incubation | Activity after incubation (24 hours at 37Β°C) measured by absorbance spectrophotometry (colorimetric assay, red quinoneimine formed by H2O2 reaction with 4-aminoantipyrine and phenol in the presence of HRP absorbance measurement, 500 nm) in aqueous phase | p-Xylene | 33% | 100 | 102 | % | Incubation: 50 mM sodium phosphate buffer, Assay: 50 mM sodium potassium phosphate buffer, 64 mM sodium cholate, 0.34% Triton X-100, 1.4 mM 4-aminoantipyrine, 21 mM phenol, 0.89 mM cholesterol, and 5 U/ml horseradish peroxidase | Incubation: 7, Assay: 7 | Incubation: 37Β°C, Assay: 30Β°C | Cholesterol, Oβ | Cholest-4-en-3-one , H2O2 | FAD | Yes, "mixture incubated with shaking" | Non-incubated control (in %), residual activity | Assay parameters taken from cited article (10.1128/AEM.64.5.1929-1932.1998) |
| Stability - Incubation | Activity after incubation (24 hours at 37Β°C) measured by absorbance spectrophotometry (colorimetric assay, red quinoneimine formed by H2O2 reaction with 4-aminoantipyrine and phenol in the presence of HRP absorbance measurement, 500 nm) in aqueous phase | Cyclooctane | 33% | 100 | 102 | % | Incubation: 50 mM sodium phosphate buffer, Assay: 50 mM sodium potassium phosphate buffer, 64 mM sodium cholate, 0.34% Triton X-100, 1.4 mM 4-aminoantipyrine, 21 mM phenol, 0.89 mM cholesterol, and 5 U/ml horseradish peroxidase | Incubation: 7, Assay: 7 | Incubation: 37Β°C, Assay: 30Β°C | Cholesterol, Oβ | Cholest-4-en-3-one , H2O2 | FAD | Yes, "mixture incubated with shaking" | Non-incubated control (in %), residual activity | Assay parameters taken from cited article (10.1128/AEM.64.5.1929-1932.1998) |
Visualization : Stability β Incubation
One bar per measurement. Colour = solvent, shade = solvent volume.