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Literature summary for 1.2.3.7 extracted from
- Metabolism of indole-3-acetaldehyde. III. Some characteristics of the aldehyde oxidase of Avena coleoptiles (1971), Physiol. Plant., 24, 272-281.
No PubMed abstract available
General Stability
| General Stability | Organism |
|---|---|
| prolonged dialysis inactivates | Avena sativa |
Inhibitors
| Inhibitors | Comment | Organism | Structure |
|---|---|---|---|
| 2-mercaptoethanol | - |
Avena sativa |  |
| cyanide | - |
Avena sativa | |
| Dithionite | - |
Avena sativa | |
| H2O2 | - |
Avena sativa | |
| iodoacetate | - |
Avena sativa | |
| menadione | slight | Avena sativa | |
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 0.345 | - |
Indole-3-acetaldehyde | - |
Avena sativa | |
Natural Substrates/ Products (Substrates)
| Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| indole-3-acetaldehyde + O2 + H2O | Avena sativa | terminal step in biogenesis of indole-3-acetic acid | indole-3-acetate + H2O2 | - |
? | |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Avena sativa | - |
- |
- |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
| partial | Avena sativa |
Source Tissue
| Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|
| coleoptile | - |
Avena sativa | - |
| seed | - |
Avena sativa | - |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| acetaldehyde + O2 + H2O | no activity | Avena sativa | acetate + H2O2 | - |
? | |
| indole-3-acetaldehyde + O2 + H2O | - |
Avena sativa | indole-3-acetate + H2O2 | - |
? | |
| indole-3-acetaldehyde + O2 + H2O | terminal step in biogenesis of indole-3-acetic acid | Avena sativa | indole-3-acetate + H2O2 | - |
? | |
| indole-3-acetaldehyde + phenazine methosulfate | - |
Avena sativa | indole-3-acetate + ? | - |
? | |
| indole-3-aldehyde + O2 | 88% of the activity with indole-3-acetaldehyde | Avena sativa | 3-carboxyindole + H2O | - |
? | |
| phenylacetaldehyde + O2 | 86% of the activity with indole-3-acetaldehyde | Avena sativa | phenylacetate + H2O | - |
? | |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 4.4 | - |
- |
Avena sativa |
pH Range
| pH Minimum | pH Maximum | Comment | Organism |
|---|---|---|---|
| 2.9 | 5.5 | about 50% of maximal activity at pH 2.9 and at pH 5.5 | Avena sativa |
Cofactor
| Cofactor | Comment | Organism | Structure |
|---|---|---|---|
| flavin | no flavoprotein | Avena sativa | |
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Release 2023.1 (January 2023)
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