Activating Compound | Comment | Organism | Structure |
---|---|---|---|
additional information | enzyme is not a cytochrome P-450 enzyme | Rattus norvegicus | |
additional information | reconstitution of squalene epoxidase activity by addition of: NADPH-cytochrome P-450 reductase, EC 1.6.2.4, FAD and Triton X-100 | Rattus norvegicus |
General Stability | Organism |
---|---|
freezing and thawing once, 20% loss of activity | Rattus norvegicus |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.005 | - |
FAD | - |
Rattus norvegicus | |
0.013 | - |
squalene | - |
Rattus norvegicus |
Localization | Comment | Organism | GeneOntology No. | Textmining |
---|---|---|---|---|
microsome | - |
Rattus norvegicus | - |
- |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
45000 | - |
sucrose density gradient centrifugation | Rattus norvegicus |
51000 | - |
1 * 51000, most of the enzyme behaves as a monomer, SDS-PAGE | Rattus norvegicus |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Rattus norvegicus | - |
- |
- |
Purification (Comment) | Organism |
---|---|
- |
Rattus norvegicus |
Renatured (Comment) | Organism |
---|---|
reconstitution of purified enzyme with the addition of NADPH-cytochrome P450 reductase, FAD and Triton X-100 | Rattus norvegicus |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
liver | - |
Rattus norvegicus | - |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
0.00619 | - |
- |
Rattus norvegicus |
Storage Stability | Organism |
---|---|
-70°C, 20 mM Tris-HCl buffer, pH 7.4, 0.5% Triton X-100, several weeks | Rattus norvegicus |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
(3S)-2,3-epoxy-2,3-dihydrosqualene + FAD + H2O | - |
Rattus norvegicus | squalene + FADH2 + O2 | - |
r | |
squalene + NAD(P)H + O2 | - |
Rattus norvegicus | (S)-squalene-2,3-epoxide + NADP+ + H2O | - |
? |
Subunits | Comment | Organism |
---|---|---|
monomer | 1 * 51000, most of the enzyme behaves as a monomer, SDS-PAGE | Rattus norvegicus |
Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.0055 | - |
squalene | - |
Rattus norvegicus |