Inhibitors | Comment | Organism | Structure |
---|---|---|---|
Ag+ | AgNO3 | Irpex lacteus | |
Hg2+ | - |
Irpex lacteus | |
Mn2+ | - |
Irpex lacteus | |
Pb(CH3COO)2 | - |
Irpex lacteus |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Ca2+ | slight activation | Irpex lacteus |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
38000 | - |
gel filtration | Irpex lacteus |
62000 | - |
x * 62000, SDS-PAGE | Irpex lacteus |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Irpex lacteus | - |
i.e. Polyporus tulipiferae | - |
Posttranslational Modification | Comment | Organism |
---|---|---|
glycoprotein | xylanase I contains 2.5% carbohydrate, xylanase III contains 8.0% carbohydrate | Irpex lacteus |
Purification (Comment) | Organism |
---|---|
xylanase I and III | Irpex lacteus |
Source Tissue | Comment | Organism | Textmining |
---|
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
8.25 | - |
xylanase III | Irpex lacteus |
11.94 | - |
xylanase I | Irpex lacteus |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
1,4-beta-D-xylan + H2O | larchwood xylan | Irpex lacteus | additional information | hyrolysis products formed by xylanase I are xylose, xylobiose and xylotriose. Xylobiose and xylotriose are the main products with xylanase III | ? | |
pachyman + H2O | no activity | Irpex lacteus | ? | - |
? | |
starch + H2O | no activity | Irpex lacteus | ? | - |
? | |
xylobiose + H2O | no hydrolysis | Irpex lacteus | ? | - |
? | |
xylotetraose + H2O | - |
Irpex lacteus | additional information | xylanase I produces xylobiose + xylose + xylotriose. Xylanase II produces only xylobiose in the early stage of reaction | ? | |
xylotriose + H2O | hydrolyzed by xylanase I, no activity with xylanase III | Irpex lacteus | xylobiose + xylose | xylanase I | ? |
Subunits | Comment | Organism |
---|---|---|
? | x * 62000, SDS-PAGE | Irpex lacteus |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
60 | - |
xylanase I | Irpex lacteus |
70 | - |
xylanase III | Irpex lacteus |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
60 | - |
pH 5.0, 10 min, stable up to | Irpex lacteus |
70 | - |
pH 5.0, 10 min, inactivated | Irpex lacteus |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
6 | - |
- |
Irpex lacteus |
pH Stability | pH Stability Maximum | Comment | Organism |
---|---|---|---|
5 | 7 | 30°C, 24 h, xylanase II is stable | Irpex lacteus |
5 | 10 | 30°C, 24 h, xylanase I is stable | Irpex lacteus |