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Literature summary extracted from
- Purification and properties of ribulose 1,5-bisphosphate carboxylase from sunflower leaves (1982), Planta, 155, 388-391.
General Stability
| EC Number | General Stability | Organism |
|---|---|---|
| 4.1.1.39 | crude extracts instable, stabilization by MgSO4 or K2SO4 | Helianthus annuus |
KM Value [mM]
| EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|---|
| 4.1.1.39 | 0.1 | 0.12 | D-ribulose 1,5-bisphosphate | - |
Helianthus annuus |  |
| 4.1.1.39 | 18 | 25 | CO2 | CO2 in form of HCO3- | Helianthus annuus | |
Localization
| EC Number | Localization | Comment | Organism | GeneOntology No. | Textmining |
|---|---|---|---|---|---|
| 4.1.1.39 | chloroplast | - |
Helianthus annuus | 9507 | - |
Natural Substrates/ Products (Substrates)
| EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 4.1.1.39 | D-Ribulose 1,5-bisphosphate + CO2 | Helianthus annuus | - |
? | - |
? | |
Organism
| EC Number | Organism | UniProt | Comment | Textmining |
|---|---|---|---|---|
| 4.1.1.39 | Helianthus annuus | - |
- |
- |
Purification (Commentary)
| EC Number | Purification (Comment) | Organism |
|---|---|---|
| 4.1.1.39 | - |
Helianthus annuus |
Reaction
| EC Number | Reaction | Comment | Organism | Reaction ID |
|---|---|---|---|---|
| 4.1.1.39 | 2 3-phospho-D-glycerate + 2 H+ = D-ribulose 1,5-bisphosphate + CO2 + H2O | D-ribulose 1,5-bisphosphate + CO2 = 2 3-phospho-D-glycerate, carboxylase reaction | Helianthus annuus |
Source Tissue
| EC Number | Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|---|
| 4.1.1.39 | leaf | - |
Helianthus annuus | - |
Specific Activity [micromol/min/mg]
| EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|---|
| 4.1.1.39 | additional information | - |
- |
Helianthus annuus |
Substrates and Products (Substrate)
| EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 4.1.1.39 | D-Ribulose 1,5-bisphosphate + CO2 | - |
Helianthus annuus | D-3-Phosphoglycerate | - |
? | |
| 4.1.1.39 | D-Ribulose 1,5-bisphosphate + CO2 | - |
Helianthus annuus | ? | - |
? | |
| 4.1.1.39 | D-ribulose 1,5-bisphosphate + CO2 + H2O | - |
Helianthus annuus | 2 3-phospho-D-glycerate + 2 H+ | - |
r | |
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