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Literature summary extracted from
- The role of magnesium, pyrophosphate, and their complexes as substrates and activators of the vacuolar H+-pumping inorganic pyrophosphatase (1996), Plant Physiol., 111, 195-202.
Inhibitors
| EC Number | Inhibitors | Comment | Organism | Structure |
|---|---|---|---|---|
| 7.1.3.1 | 2,3-Butanedione | - |
Beta vulgaris |  |
| 7.1.3.1 | 2,3-Butanedione | - |
Vigna radiata | |
| 7.1.3.1 | diethyldicarbonate | - |
Beta vulgaris | |
| 7.1.3.1 | diethyldicarbonate | - |
Vigna radiata | |
| 7.1.3.1 | Mersalyl | - |
Beta vulgaris | |
| 7.1.3.1 | Mersalyl | - |
Vigna radiata | |
| 7.1.3.1 | N-ethylmaleimide | - |
Beta vulgaris | |
| 7.1.3.1 | N-ethylmaleimide | - |
Vigna radiata | |
| 7.1.3.1 | N-Phenylmaleimide | - |
Beta vulgaris | |
| 7.1.3.1 | N-Phenylmaleimide | - |
Vigna radiata | |
| 7.1.3.1 | Rose bengal | - |
Beta vulgaris | |
| 7.1.3.1 | Rose bengal | - |
Vigna radiata | |
KM Value [mM]
| EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|---|
| 7.1.3.1 | 0.002 | - |
diphosphate | - |
Beta vulgaris | |
| 7.1.3.1 | 0.002 | - |
diphosphate | - |
Vigna radiata | |
| 7.1.3.1 | 0.02 | 0.023 | Mg2+ | - |
Beta vulgaris | |
| 7.1.3.1 | 0.02 | 0.023 | Mg2+ | - |
Vigna radiata | |
Localization
| EC Number | Localization | Comment | Organism | GeneOntology No. | Textmining |
|---|---|---|---|---|---|
| 7.1.3.1 | tonoplast | - |
Beta vulgaris | - |
- |
| 7.1.3.1 | tonoplast | - |
Vigna radiata | - |
- |
Metals/Ions
| EC Number | Metals/Ions | Comment | Organism | Structure |
|---|---|---|---|---|
| 7.1.3.1 | K+ | required for activity | Beta vulgaris | |
| 7.1.3.1 | K+ | required for activity | Vigna radiata | |
| 7.1.3.1 | Mg2+ | - |
Vigna radiata | |
Natural Substrates/ Products (Substrates)
| EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 7.1.3.1 | diphosphate + H2O + H+[side 1] | Beta vulgaris | actual substrate is magnesium diphosphate or dimagnesium diphosphate | 2 phosphate + H+[side 2] | - |
? | |
| 7.1.3.1 | diphosphate + H2O + H+[side 1] | Vigna radiata | actual substrate is magnesium diphosphate or dimagnesium diphosphate | 2 phosphate + H+[side 2] | - |
? | |
| 7.1.3.1 | diphosphate + H2O + H+[side 1] | Beta vulgaris | H+-pump | 2 phosphate + H+[side 2] | - |
? | |
| 7.1.3.1 | diphosphate + H2O + H+[side 1] | Vigna radiata | H+-pump | 2 phosphate + H+[side 2] | - |
? | |
Organism
| EC Number | Organism | UniProt | Comment | Textmining |
|---|---|---|---|---|
| 7.1.3.1 | Beta vulgaris | - |
- |
- |
| 7.1.3.1 | Vigna radiata | - |
- |
- |
Source Tissue
| EC Number | Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|---|
| 7.1.3.1 | hypocotyl | - |
Vigna radiata | - |
| 7.1.3.1 | root | storage roots | Beta vulgaris | - |
Specific Activity [micromol/min/mg]
| EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|---|
| 7.1.3.1 | 0.15 | - |
- |
Beta vulgaris |
| 7.1.3.1 | 0.3 | - |
- |
Vigna radiata |
Substrates and Products (Substrate)
| EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 7.1.3.1 | diphosphate + H2O + H+[side 1] | actual substrate is magnesium diphosphate or dimagnesium diphosphate | Beta vulgaris | 2 phosphate + H+[side 2] | - |
? | |
| 7.1.3.1 | diphosphate + H2O + H+[side 1] | actual substrate is magnesium diphosphate or dimagnesium diphosphate | Vigna radiata | 2 phosphate + H+[side 2] | - |
? | |
| 7.1.3.1 | diphosphate + H2O + H+[side 1] | H+-pump | Beta vulgaris | 2 phosphate + H+[side 2] | - |
? | |
| 7.1.3.1 | diphosphate + H2O + H+[side 1] | H+-pump | Vigna radiata | 2 phosphate + H+[side 2] | - |
? | |
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