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Literature summary for 3.2.1.8 extracted from
- A novel member of family 30 glycoside hydrolase subfamily 8 glucuronoxylan endo-beta-1,4-xylanase (CtXynGH30) from Clostridium thermocellum orchestrates catalysis on arabinose decorated xylans (2016), J. Mol. Catal. B, 129, 6-14.
No PubMed abstract available
Cloned(Commentary)
| Cloned (Comment) | Organism |
|---|---|
- |
Acetivibrio thermocellus |
Molecular Weight [Da]
| Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|
| 60000 | - |
- |
Acetivibrio thermocellus |
| 61200 | - |
- |
Acetivibrio thermocellus |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Acetivibrio thermocellus | - |
- |
- |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
- |
Acetivibrio thermocellus |
Specific Activity [micromol/min/mg]
| Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|
| 30 | - |
substrate 4-O-methyl-beta-D-glucuronoxylan, pH 6.0, 70°C | Acetivibrio thermocellus |
| 31 | - |
substrate birchwood xylan, pH 6.0, 70°C | Acetivibrio thermocellus |
| 34 | - |
substrate beechwood glucuronoxylan, pH 6.0, 70°C | Acetivibrio thermocellus |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| 4-O-methyl-beta-D-glucuronoxylan + H2O | - |
Acetivibrio thermocellus | ? | - |
? |  |
| beechwood glucuronoxylan + H2O | - |
Acetivibrio thermocellus | ? | products are acidic xylo-oligosaccharides having methyl glucuronic acid moiety penultimate to the reducing end of xylan | ? | |
| birchwood xylan + H2O | - |
Acetivibrio thermocellus | ? | - |
? | |
| additional information | enzyme also acts on arabinoxylans, reaction of EC 3.2.1.55 | Acetivibrio thermocellus | ? | - |
? | |
Subunits
| Subunits | Comment | Organism |
|---|---|---|
| ? | x * 60000, SDS-PAGE, x * 61200, calculated | Acetivibrio thermocellus |
Synonyms
| Synonyms | Comment | Organism |
|---|---|---|
| XynGH30 | - |
Acetivibrio thermocellus |
Temperature Optimum [°C]
| Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 70 | - |
- |
Acetivibrio thermocellus |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 6 | - |
- |
Acetivibrio thermocellus |
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Release 2023.1 (January 2023)
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