EC Number | Inhibitors | Comment | Organism | Structure |
---|---|---|---|---|
3.2.1.139 | Fe2+ | 2 mM, weak inhibition | Aspergillus niger | |
3.2.1.139 | Fe3+ | 2 mM, weak inhibition | Aspergillus niger | |
3.2.1.139 | Hg2+ | 2 mM, 58% inhibition | Aspergillus niger | |
3.2.1.139 | Mn2+ | 2 mM, weak inhibition | Aspergillus niger | |
3.2.1.139 | SDS | 2 mM, 48% inhibition | Aspergillus niger |
EC Number | Metals/Ions | Comment | Organism | Structure |
---|---|---|---|---|
3.2.1.139 | Ag+ | 2 mM, slight activation | Aspergillus niger | |
3.2.1.139 | Ca2+ | 2 mM, slight activation | Aspergillus niger | |
3.2.1.139 | Cu2+ | 2 mM, slight activation | Aspergillus niger | |
3.2.1.139 | K+ | 2 mM, slight activation | Aspergillus niger | |
3.2.1.139 | Mg2+ | 2 mM, slight activation | Aspergillus niger | |
3.2.1.139 | Na+ | 2 mM, slight activation | Aspergillus niger |
EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|---|
3.2.1.139 | 58000 | - |
2 * 58000, SDS-PAGE | Aspergillus niger |
3.2.1.139 | 120000 | - |
gel filtration | Aspergillus niger |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
3.2.1.139 | Aspergillus niger | - |
- |
- |
EC Number | Purification (Comment) | Organism |
---|---|---|
3.2.1.139 | - |
Aspergillus niger |
EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|---|
3.2.1.139 | additional information | - |
- |
Aspergillus niger |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
3.2.1.139 | additional information | no hydrolysis of O-alpha-D-glucosyluronic acid alpha-D-glucoside, O-alpha-D-glucosyluronic acid beta-D-glucosiduronic acid, O-alpha-D-glucosyluronic acid-(1,2)-beta-D-fructosiduronic acid, p-nitrophenyl-O-alpha-D-glucosiduronic acid, methyl-O-alpha-D-glucosiduronic acid, or 6-O-alpha-(4-O-alpha-D-glucosyluronic acid)-D-glucosyl-beta-cyclodextrine | Aspergillus niger | ? | - |
? | |
3.2.1.139 | O-alpha-D-glucosyluronic acid alpha-D-glucosiduronic acid + H2O | - |
Aspergillus niger | alpha-D-glucosiduronic acid + beta-D-glucosiduronic acid | alpha-D-glucosiduronic acid and beta-D-glucosiduronic acid are produced in an equimolar ratio | ? |
EC Number | Subunits | Comment | Organism |
---|---|---|---|
3.2.1.139 | dimer | 2 * 58000, SDS-PAGE | Aspergillus niger |
EC Number | Synonyms | Comment | Organism |
---|---|---|---|
3.2.1.139 | TrDCase | - |
Aspergillus niger |
EC Number | Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|---|
3.2.1.139 | 40 | - |
- |
Aspergillus niger |
EC Number | Temperature Minimum [°C] | Temperature Maximum [°C] | Comment | Organism |
---|---|---|---|---|
3.2.1.139 | 20 | 60 | 20°C: about 35% of maximal activity, 60°C: about 60% of maximal activity | Aspergillus niger |
EC Number | Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|---|
3.2.1.139 | 30 | - |
pH 4.0, 24 h, stable below | Aspergillus niger |
EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|---|
3.2.1.139 | 3 | 3.5 | - |
Aspergillus niger |
EC Number | pH Stability | pH Stability Maximum | Comment | Organism |
---|---|---|---|---|
3.2.1.139 | 2 | 4.5 | 30°C, stable | Aspergillus niger |