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Literature summary for 2.3.1.90 extracted from
- Synthesis of mono-, di- and trigalloyl-beta-D-glucose by beta-glucogallin-dependent galloyltransferases from oak leaves (1983), Z. Naturforsch. C, 38, 519-523.
No PubMed abstract available
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| additional information | - |
additional information | substrate saturation at 10 mM | Quercus robur |
Natural Substrates/ Products (Substrates)
| Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| 1-O-galloyl-beta-D-glucose + 1-O-galloyl-beta-D-glucose | Quercus robur | - |
1,6-di-O-galloyl-beta-D-glucose + D-glucose | - |
? |  |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Quercus robur | - |
oak | - |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
| partial purification with ammonium sulfate precipitation, DEAE-cellulose chromatography and gel filtration | Quercus robur |
Source Tissue
| Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|
| leaf | 2-3 months old | Quercus robur | - |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| 1-O-galloyl-beta-D-glucose + 1,6-di-O-galloyl-beta-D-glucose | - |
Quercus robur | 1,2,6-tri-O-galloyl-beta-D-glucose + D-glucose | - |
? | |
| 1-O-galloyl-beta-D-glucose + 1-O-galloyl-beta-D-glucose | - |
Quercus robur | 1,6-di-O-galloyl-beta-D-glucose + D-glucose | - |
? | |
| 1-O-galloyl-beta-D-glucose + 1-O-galloyl-beta-D-glucose | no reaction with galloyl-CoA | Quercus robur | 1,6-di-O-galloyl-beta-D-glucose + D-glucose | - |
? | |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 6 | 6.5 | - |
Quercus robur |
pH Range
| pH Minimum | pH Maximum | Comment | Organism |
|---|---|---|---|
| 4.2 | 8 | no activity below pH 4.2 and above pH 8.0 | Quercus robur |
| 5 | 7.2 | about half-maximal activity at pH 5.0 and pH 7.2 | Quercus robur |
Cofactor
| Cofactor | Comment | Organism | Structure |
|---|---|---|---|
| additional information | no cofactor requirement | Quercus robur |
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Release 2023.1 (January 2023)
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