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Literature summary extracted from
- Sorbitol metabolism by apple seedlings (1981), Phytochemistry, 20, 1505-1511.
No PubMed abstract available
Metals/Ions
| EC Number | Metals/Ions | Comment | Organism | Structure |
|---|---|---|---|---|
| 1.1.1.138 | Mg2+ | 25% activation at 5 mM | Laminaria digitata |  |
Natural Substrates/ Products (Substrates)
| EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 1.1.1.138 | D-fructose + NADPH | Laminaria digitata | - |
D-mannitol + NADP+ | - |
r | |
| 1.1.1.138 | D-mannitol + NADP+ | Laminaria digitata | - |
D-fructose + NADPH + H+ | - |
r | |
| 3.1.3.22 | D-mannitol 1-phosphate + H2O | Laminaria digitata | - |
D-mannitol + phosphate | - |
? | |
| 3.1.3.50 | sorbitol 6-phosphate + H2O | Malus domestica | - |
sorbitol + phosphate | - |
? | |
Organism
| EC Number | Organism | UniProt | Comment | Textmining |
|---|---|---|---|---|
| 1.1.1.138 | Laminaria digitata | - |
- |
- |
| 3.1.3.22 | Laminaria digitata | - |
- |
- |
| 3.1.3.50 | Malus domestica | - |
apple | - |
Purification (Commentary)
| EC Number | Purification (Comment) | Organism |
|---|---|---|
| 3.1.3.50 | partial | Malus domestica |
Source Tissue
| EC Number | Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|---|
| 1.1.1.138 | leaf | - |
Laminaria digitata | - |
| 3.1.3.22 | leaf | - |
Laminaria digitata | - |
| 3.1.3.50 | leaf | - |
Malus domestica | - |
Substrates and Products (Substrate)
| EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 1.1.1.138 | D-fructose + NADPH | - |
Laminaria digitata | D-mannitol + NADP+ | - |
r | |
| 1.1.1.138 | D-mannitol + NADP+ | - |
Laminaria digitata | D-fructose + NADPH + H+ | - |
r | |
| 3.1.3.22 | D-mannitol 1-phosphate + H2O | - |
Laminaria digitata | D-mannitol + phosphate | - |
? | |
| 3.1.3.22 | mannitol 1-phosphate + H2O | - |
Laminaria digitata | mannitol + phosphate | - |
? | |
| 3.1.3.50 | sorbitol 6-phosphate + H2O | - |
Malus domestica | sorbitol + phosphate | - |
? | |
pH Optimum
| EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|---|
| 1.1.1.138 | 7.5 | - |
D-fructose reduction | Laminaria digitata |
| 1.1.1.138 | 7.9 | 8.3 | D-mannitol oxidation | Laminaria digitata |
| 3.1.3.22 | 7.9 | 8.3 | - |
Laminaria digitata |
Cofactor
| EC Number | Cofactor | Comment | Organism | Structure |
|---|---|---|---|---|
| 1.1.1.138 | NADP+ | cannot be replaced by NAD+ | Laminaria digitata | |
| 1.1.1.138 | NADPH | cannot be replaced by NADH | Laminaria digitata | |
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