Any feedback?
Literature summary for 2.7.9.4 extracted from
- The starch-related R1 protein is an alpha-glucan, water dikinase (2002), Proc. Natl. Acad. Sci. USA, 99, 7166-7171.
Cloned(Commentary)
| Cloned (Comment) | Organism |
|---|---|
| expressed in Escherichia coli | Solanum tuberosum |
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 0.00023 | - |
ATP | - |
Solanum tuberosum |  |
Metals/Ions
| Metals/Ions | Comment | Organism | Structure |
|---|---|---|---|
| Mg2+ | essential for activity | Solanum tuberosum | |
Natural Substrates/ Products (Substrates)
| Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| ATP + alpha-glucan + H2O | Solanum tuberosum | - |
AMP + phospho-alpha-glucan + phosphate | - |
? | |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Solanum tuberosum | - |
- |
- |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
| recombinant enzyme, homogenous | Solanum tuberosum |
Reaction
| Reaction | Comment | Organism | Reaction ID |
|---|---|---|---|
| ATP + alpha-glucan + H2O = AMP + phospho-alpha-glucan + phosphate | ping-pong reaction mechanism | Solanum tuberosum |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| ATP + alpha-glucan + H2O | - |
Solanum tuberosum | AMP + phospho-alpha-glucan + phosphate | - |
? | |
| ATP + alpha-glucan + H2O | enzyme catalyzes the phophorylation of both C-6 and C-3 position of the glucose residues | Solanum tuberosum | AMP + phospho-alpha-glucan + phosphate | - |
? | |
| ATP + amylopectin + H2O | - |
Solanum tuberosum | AMP + phospho-amylopectin + phosphate | - |
? | |
| ATP + elongated glucogen + H2O | - |
Solanum tuberosum | AMP + elongated phosphoglucogen + phosphate | - |
? | |
| ATP + postelongated glycogen + H2O | - |
Solanum tuberosum | AMP + postelongated phospho-glycogen + phosphate | - |
? | |
| additional information | autocatalytic phosphorylation with beta not with gamma-phosphate | Solanum tuberosum | ? | - |
? | |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 7 | - |
- |
Solanum tuberosum |
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
