Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
23000 | - |
x * 23000, xylanase II, SDS-PAGE | Trichoderma reesei |
32000 | - |
x * 32000, xylanase I, SDS-PAGE | Trichoderma reesei |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Trichoderma reesei | - |
- |
- |
Posttranslational Modification | Comment | Organism |
---|---|---|
glycoprotein | xylanase I contains 14% carbohydrate, xylanase II contains 8% carbohydrate | Trichoderma reesei |
Purification (Comment) | Organism |
---|---|
xylanase I and II | Trichoderma reesei |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
additional information | - |
- |
Trichoderma reesei |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
1,4-beta-D-xylan + H2O | insoluble birch xylan | Trichoderma reesei | additional information | xylobiose and higher xylo-oligomers as main hydrolysis products | ? | |
1,4-beta-D-xylan + H2O | oat hulls xylan | Trichoderma reesei | additional information | xylobiose and higher xylo-oligomers as main hydrolysis products | ? | |
beta-glucan + H2O | - |
Trichoderma reesei | ? | - |
? | |
carboxymethylcellulose + H2O | slight activity with xylanase I, no activity with xylanase II | Trichoderma reesei | ? | - |
? | |
glucomannan + H2O | slight activity with xylanase I, no activity with xylanase II | Trichoderma reesei | ? | - |
? | |
laminarin + H2O | xylanase I | Trichoderma reesei | ? | - |
? | |
O-acetyl-4-O-glucuronoxylan + H2O | - |
Trichoderma reesei | ? | - |
? | |
pachyman + H2O | slight activity with xylanase I, no activity with xylanase II | Trichoderma reesei | ? | - |
? | |
pustulan + H2O | slight activity with xylanase I, no activity with xylanase II | Trichoderma reesei | ? | - |
? | |
starch + H2O | soluble starch | Trichoderma reesei | ? | - |
? |
Subunits | Comment | Organism |
---|---|---|
? | x * 32000, xylanase I, SDS-PAGE | Trichoderma reesei |
? | x * 23000, xylanase II, SDS-PAGE | Trichoderma reesei |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
40 | - |
20 h, 10% loss of activity of xylanase I, xylanase II is stable | Trichoderma reesei |
50 | - |
20 h, 27% loss of activity of xylanase I and II | Trichoderma reesei |
60 | - |
20 h, 84% loss of activity of xylanase I, 76% loss of activity of xylanase II | Trichoderma reesei |
70 | - |
20 h, complete inactivation | Trichoderma reesei |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
4 | 5 | xylanase I and II | Trichoderma reesei |