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Literature summary for 1.8.3.2 extracted from
- Avian sulfhydryl oxidase is not a metalloenzyme: adventitious binding of divalent metal ions to the enzyme (2003), Biochemistry, 42, 11074-11082.
Inhibitors
| Inhibitors | Comment | Organism | Structure |
|---|---|---|---|
| Cu2+ | modeling of metal binding | Gallus gallus |  |
| Zn2+ | weak binding to the four-electron-reduced enzyme, rapid inhibition, modeling of metal binding | Gallus gallus | |
Metals/Ions
| Metals/Ions | Comment | Organism | Structure |
|---|---|---|---|
| additional information | no metalloenzyme | Gallus gallus | |
| Phosphorus | 6.60 atoms per subunit/FAD, cofactor of the FAD | Gallus gallus | |
Natural Substrates/ Products (Substrates)
| Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| R-SH + O2 | Gallus gallus | - |
R-S-S-R + H2O2 | - |
ir | |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Gallus gallus | - |
- |
- |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
| from egg white, preparation of apoprotein | Gallus gallus |
Source Tissue
| Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|
| egg white | - |
Gallus gallus | - |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| dithiothreitol + O2 | - |
Gallus gallus | dithiothreitol disulfide + H2O2 | - |
ir | |
| pancreatic RNase + O2 | - |
Gallus gallus | pancreatic RNase disulfide + H2O2 | - |
ir | |
| R-SH + O2 | - |
Gallus gallus | R-S-S-R + H2O2 | - |
ir | |
Synonyms
| Synonyms | Comment | Organism |
|---|---|---|
| More | enzyme belongs to the sulfhydryl oxidase/Quiescin Q6 family | Gallus gallus |
| QSOX | - |
Gallus gallus |
| sulfhydryl oxidase | - |
Gallus gallus |
Temperature Optimum [°C]
| Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 25 | - |
assay at | Gallus gallus |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 7.5 | - |
assay at | Gallus gallus |
Cofactor
| Cofactor | Comment | Organism | Structure |
|---|---|---|---|
| FAD | flavoprotein, 1 FAD molecule per enzyme subunit with 1 phosphorus atom per FAD as cofactor of the cofactor | Gallus gallus | |
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Release 2023.1 (January 2023)
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