EC Number | Activating Compound | Comment | Organism | Structure |
---|---|---|---|---|
3.2.1.8 | DTT | 23% activation at 5 mM | Streptomyces thermocarboxydus | |
3.2.1.8 | Triton X-100 | 42% activation at 0.5% | Streptomyces thermocarboxydus | |
3.2.1.8 | Tween-80 | 38% activation at 0.5% | Streptomyces thermocarboxydus |
EC Number | Cloned (Comment) | Organism |
---|---|---|
3.2.1.8 | gene xylG, DNA and amino acid sequence determination and analysis, expression of His-tagged enzyme in Escherichia coli strain BL21 | Streptomyces thermocarboxydus |
EC Number | Inhibitors | Comment | Organism | Structure |
---|---|---|---|---|
3.2.1.8 | Ca2+ | 7% inhibition at 1 mM | Streptomyces thermocarboxydus | |
3.2.1.8 | Cu2+ | 77% inhibition at 1 mM | Streptomyces thermocarboxydus | |
3.2.1.8 | EDTA | 59% inhibition at 5 mM | Streptomyces thermocarboxydus | |
3.2.1.8 | Hg2+ | complete inhibition at 1 mM | Streptomyces thermocarboxydus | |
3.2.1.8 | iodoacetamide | 59% inhibition at 5 mM | Streptomyces thermocarboxydus | |
3.2.1.8 | N-bromosuccimide | complete inhibition at 5 mM | Streptomyces thermocarboxydus | |
3.2.1.8 | NEM | 49% inhibition at 5 mM | Streptomyces thermocarboxydus | |
3.2.1.8 | Sodium azide | 43% inhibition at 5 mM | Streptomyces thermocarboxydus |
EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
3.2.1.8 | additional information | - |
additional information | Michaelis-Menten kinetics | Streptomyces thermocarboxydus |
EC Number | Metals/Ions | Comment | Organism | Structure |
---|---|---|---|---|
3.2.1.8 | Co2+ | 27% activation at 1 mM | Streptomyces thermocarboxydus | |
3.2.1.8 | Fe2+ | 16% activation at 1 mM | Streptomyces thermocarboxydus | |
3.2.1.8 | Mn2+ | 42% activation at 1 mM | Streptomyces thermocarboxydus | |
3.2.1.8 | additional information | no effect by Ca2+, Sn2+, Ba2+, Ni2+, Zn2+, and Mg2+ at 1 mM, and by 2-mercaptoethanol at 5 mM | Streptomyces thermocarboxydus |
EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|---|
3.2.1.8 | 43962 | - |
x * 43962, sequence calculation | Streptomyces thermocarboxydus |
EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
3.2.1.8 | beta-1,4-xylan + H2O | Streptomyces thermocarboxydus | - |
? | - |
? | |
3.2.1.8 | beta-1,4-xylan + H2O | Streptomyces thermocarboxydus HY-15 | - |
? | - |
? |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
3.2.1.8 | Streptomyces thermocarboxydus | C6ZHB0 | isolated from the gut of Eisenia fetida, gene xylG | - |
3.2.1.8 | Streptomyces thermocarboxydus HY-15 | C6ZHB0 | isolated from the gut of Eisenia fetida, gene xylG | - |
EC Number | Purification (Comment) | Organism |
---|---|---|
3.2.1.8 | recombinant His-tagged enzyme from Escherichia coli strain BVL21 by affinity chromatography | Streptomyces thermocarboxydus |
EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|---|
3.2.1.8 | additional information | - |
substrate specificity, overview | Streptomyces thermocarboxydus |
3.2.1.8 | 70.3 | - |
purified enzyme, substrate is xylan from birchwood | Streptomyces thermocarboxydus |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
3.2.1.8 | 4-nitrophenyl cellobioside + H2O | high activity | Streptomyces thermocarboxydus | 4-nitrophenol + cellobiose | - |
? | |
3.2.1.8 | 4-nitrophenyl cellobioside + H2O | high activity | Streptomyces thermocarboxydus HY-15 | 4-nitrophenol + cellobiose | - |
? | |
3.2.1.8 | beta-1,4-xylan + H2O | - |
Streptomyces thermocarboxydus | ? | - |
? | |
3.2.1.8 | beta-1,4-xylan + H2O | from oat spelt, birchwood, or beechwood in descending order | Streptomyces thermocarboxydus | ? | - |
? | |
3.2.1.8 | beta-1,4-xylan + H2O | - |
Streptomyces thermocarboxydus HY-15 | ? | - |
? | |
3.2.1.8 | beta-1,4-xylan + H2O | from oat spelt, birchwood, or beechwood in descending order | Streptomyces thermocarboxydus HY-15 | ? | - |
? | |
3.2.1.8 | additional information | substrate specificity, overview | Streptomyces thermocarboxydus | ? | - |
? | |
3.2.1.8 | additional information | substrate specificity, overview | Streptomyces thermocarboxydus HY-15 | ? | - |
? |
EC Number | Subunits | Comment | Organism |
---|---|---|---|
3.2.1.8 | ? | x * 43962, sequence calculation | Streptomyces thermocarboxydus |
3.2.1.8 | More | structure homology modelling, XylG folds to form an (alpha/beta)8-barrel with two catalytic residues of an acid/base Glu181 and a nucleophile Glu289. The formation of a disulfide bond between Cys321 and Cys327 is predicted by homology modeling | Streptomyces thermocarboxydus |
EC Number | Synonyms | Comment | Organism |
---|---|---|---|
3.2.1.8 | GH10 endo-beta-1,4-xylanase | - |
Streptomyces thermocarboxydus |
3.2.1.8 | More | the enzyme belongs to the glycosyl hydrolase family 10, GH10 | Streptomyces thermocarboxydus |
3.2.1.8 | XylG | - |
Streptomyces thermocarboxydus |
EC Number | Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|---|
3.2.1.8 | 55 | - |
recombinant enzyme | Streptomyces thermocarboxydus |
EC Number | Temperature Minimum [°C] | Temperature Maximum [°C] | Comment | Organism |
---|---|---|---|---|
3.2.1.8 | 35 | 75 | activity range | Streptomyces thermocarboxydus |
EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|---|
3.2.1.8 | 6 | - |
recombinant enzyme | Streptomyces thermocarboxydus |
EC Number | pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|---|
3.2.1.8 | 4.5 | 10.5 | activity range, over 85% of its maximum activity at a pH range of pH 5.0 to pH 6.5 | Streptomyces thermocarboxydus |
EC Number | Organism | Comment | pI Value Maximum | pI Value |
---|---|---|---|---|
3.2.1.8 | Streptomyces thermocarboxydus | sequence calculation | - |
6.74 |