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Literature summary extracted from
- Identification, purification and physicochemical properties of tannase of Aspergillus orizae (1990), Sci. Aliments, 10, 807-816.
No PubMed abstract available
KM Value [mM]
| EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|---|
| 3.1.1.20 | 0.7 | - |
m-digallic acid | tannase II | Aspergillus oryzae |  |
| 3.1.1.20 | 1.7 | - |
methyl gallate | tannase I | Aspergillus oryzae | |
| 3.1.1.20 | 2 | - |
m-digallic acid | tannase I | Aspergillus oryzae | |
| 3.1.1.20 | 6.2 | - |
methyl gallate | tannase II | Aspergillus oryzae | |
Natural Substrates/ Products (Substrates)
| EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 3.1.1.20 | tannic acid + H2O | Aspergillus oryzae | - |
? | - |
? | |
Organism
| EC Number | Organism | UniProt | Comment | Textmining |
|---|---|---|---|---|
| 3.1.1.20 | Aspergillus oryzae | - |
- |
- |
Posttranslational Modification
| EC Number | Posttranslational Modification | Comment | Organism |
|---|---|---|---|
| 3.1.1.20 | side-chain modification | glycoprotein, tannase I contains 5.4% and tannase II contains 5.4% neutral sugars, glucose-mannose-galactose, respectively | Aspergillus oryzae |
Purification (Commentary)
| EC Number | Purification (Comment) | Organism |
|---|---|---|
| 3.1.1.20 | - |
Aspergillus oryzae |
Substrates and Products (Substrate)
| EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 3.1.1.20 | m-digallic acid | - |
Aspergillus oryzae | 2 gallate | - |
? | |
| 3.1.1.20 | meta-digallic acid + H2O | - |
Aspergillus oryzae | gallic acid | - |
? | |
| 3.1.1.20 | methyl gallate + H2O | - |
Aspergillus oryzae | gallic acid + methanol | - |
? | |
| 3.1.1.20 | tannic acid + H2O | - |
Aspergillus oryzae | gallic acid + ? | - |
? | |
| 3.1.1.20 | tannic acid + H2O | - |
Aspergillus oryzae | 10 gallate + D-glucose | - |
? | |
| 3.1.1.20 | tannic acid + H2O | - |
Aspergillus oryzae | ? | - |
? | |
Synonyms
| EC Number | Synonyms | Comment | Organism |
|---|---|---|---|
| 3.1.1.20 | tannase I | degrades ester-containing polygallol derivatives | Aspergillus oryzae |
| 3.1.1.20 | tannase II | hydrolzes polygallol derivatives containing depside groups | Aspergillus oryzae |
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