Any feedback?
Literature summary extracted from
- Increase in activity, glycosylation and expression of cytokinin oxidase/dehydrogenase during the senescence of barley leaf segments in the dark (2007), Physiol. Plant., 130, 572-579.
Activating Compound
| EC Number | Activating Compound | Comment | Organism | Structure |
|---|---|---|---|---|
| 1.5.99.12 | additional information | dark-treatment results in high increase in CKX activity, addition of kinetin in dark-treated leaves results in high increase of CKX activity compared with dark-treated leaves without kinetin | Hordeum vulgare |
Natural Substrates/ Products (Substrates)
| EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 1.5.99.12 | additional information | Hordeum vulgare | irreversible oxidative cleavage of the N6-side chain of cytokinins, products are adenine and side-chain derived aldehyde | ? | - |
? |  |
Organism
| EC Number | Organism | UniProt | Comment | Textmining |
|---|---|---|---|---|
| 1.5.99.12 | Hordeum vulgare | - |
L., cv. Alexis | - |
Posttranslational Modification
| EC Number | Posttranslational Modification | Comment | Organism |
|---|---|---|---|
| 1.5.99.12 | glycoprotein | high increase in enzyme glycosylation rate during dark-treatment | Hordeum vulgare |
Source Tissue
| EC Number | Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|---|
| 1.5.99.12 | leaf | first foliage leaves are cut of and kept in water in the darkness which results in a high increase in CKX activity | Hordeum vulgare | - |
Substrates and Products (Substrate)
| EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 1.5.99.12 | additional information | irreversible oxidative cleavage of the N6-side chain of cytokinins, products are adenine and side-chain derived aldehyde | Hordeum vulgare | ? | - |
? | |
| 1.5.99.12 | N6-(2-isopentenyl)adenine + electron acceptor | - |
Hordeum vulgare | adenine + 3-methylbut-2-enal + reduced electron acceptor | - |
? | |
Synonyms
| EC Number | Synonyms | Comment | Organism |
|---|---|---|---|
| 1.5.99.12 | CKX | - |
Hordeum vulgare |
| 1.5.99.12 | cytokinin oxidase/dehydrogenase | - |
Hordeum vulgare |
| 1.5.99.12 | More | formerly EC 1.4.3.18 | Hordeum vulgare |
Cofactor
| EC Number | Cofactor | Comment | Organism | Structure |
|---|---|---|---|---|
| 1.5.99.12 | FAD | - |
Hordeum vulgare | |
Use of this online version of BRENDA is free under the CC BY 4.0 license. See terms of use for full details.
Release 2023.1 (January 2023)
Legal
Curated at
Member of
