Activating Compound | Comment | Organism | Structure |
---|---|---|---|
cysteine | 30% stimulation | Aspergillus nidulans | |
dithiothreitol | 30% stimulation | Aspergillus nidulans | |
EDTA | 30% stimulation | Aspergillus nidulans |
General Stability | Organism |
---|---|
at optimal temperature inactivated within 4-6 h | Aspergillus nidulans |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
Ag+ | strong inhibition | Aspergillus nidulans | |
Cu2+ | strong inhibition | Aspergillus nidulans | |
Fe2+ | some inhibition | Aspergillus nidulans | |
Hg2+ | strong inhibition | Aspergillus nidulans | |
SDS | some inhibition | Aspergillus nidulans | |
Zn2+ | some inhibition | Aspergillus nidulans |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
1.1 | - |
p-nitrophenyl beta-D-xylopyranoside | - |
Aspergillus nidulans |
Localization | Comment | Organism | GeneOntology No. | Textmining |
---|---|---|---|---|
cell bound | - |
Aspergillus nidulans | - |
- |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Ca2+ | slight stimulation | Aspergillus nidulans | |
Co2+ | slightly stimulating | Aspergillus nidulans | |
Mg2+ | slight stimulation | Aspergillus nidulans |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
180000 | - |
gel filtration | Aspergillus nidulans |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
xylo-oligosaccharides + H2O | Aspergillus nidulans | derived from xylan | beta-D-xylose + ? | - |
? | |
xylobiose + H2O | Aspergillus nidulans | 90% degradation within 6 to 9 h | beta-D-xylose + D-xylose | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Aspergillus nidulans | - |
- |
- |
Purification (Comment) | Organism |
---|---|
to homogeneity, 3step chromatography techniques | Aspergillus nidulans |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
mycelium | greatest level of enzyme in arabinose or xylose media | Aspergillus nidulans | - |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
107.1 | - |
- |
Aspergillus nidulans |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
p-nitrophenyl beta-D-xylopyranoside + H2O | - |
Aspergillus nidulans | p-nitrophenol + beta-D-xylopyranose | - |
? | |
xylo-oligosaccharides + H2O | derived from xylan | Aspergillus nidulans | beta-D-xylose + ? | - |
? | |
xylobiose + H2O | 90% degradation within 6 to 9 h | Aspergillus nidulans | beta-D-xylose + D-xylose | - |
? | |
xylotetraose + H2O | 20-30% degradation after 16 h | Aspergillus nidulans | xylotriose + beta-D-xylose | - |
? | |
xylotriose + H2O | 70-80% degradation after 16 h | Aspergillus nidulans | beta-D-xylose + xylobiose | - |
? |
Subunits | Comment | Organism |
---|---|---|
dimer | 2 * 85000-95000, SDS-PAGE | Aspergillus nidulans |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
50 | - |
- |
Aspergillus nidulans |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
40 | 45 | stable up to 8 h, quite unstable above | Aspergillus nidulans |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
5 | - |
- |
Aspergillus nidulans |
pH Stability | pH Stability Maximum | Comment | Organism |
---|---|---|---|
4 | 6 | stable up to 8 h at room temperature | Aspergillus nidulans |