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Literature summary for 3.2.1.22 extracted from
- Extracellular alpha-galactosidase (e.c. 3.2.1.22) from Aspergillus ficuum NRRL 3135 purification and characterization (1990), Prep. Biochem., 20, 263-296.
Inhibitors
| Inhibitors | Comment | Organism | Structure |
|---|---|---|---|
| Ag+ | - |
Aspergillus ficuum |  |
| Cu2+ | - |
Aspergillus ficuum | |
| D-galactose | - |
Aspergillus ficuum | |
| D-glucose | - |
Aspergillus ficuum | |
| D-mannose | - |
Aspergillus ficuum | |
| fructose | - |
Aspergillus ficuum | |
| Hg2+ | - |
Aspergillus ficuum | |
| Zn2+ | - |
Aspergillus ficuum | |
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 0.72 | - |
3-nitrophenyl alpha-D-galactopyranoside | - |
Aspergillus ficuum | |
| 0.84 | - |
2-nitrophenyl alpha-D-galactopyranoside | - |
Aspergillus ficuum | |
| 1.46 | - |
4-nitrophenyl alpha-D-galactopyranoside | - |
Aspergillus ficuum | |
Localization
| Localization | Comment | Organism | GeneOntology No. | Textmining |
|---|---|---|---|---|
| extracellular | - |
Aspergillus ficuum | - |
- |
Molecular Weight [Da]
| Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|
| 70700 | - |
gel filtration | Aspergillus ficuum |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Aspergillus ficuum | - |
NRRL 3135 | - |
| Aspergillus ficuum NRRL 3135 | - |
NRRL 3135 | - |
Posttranslational Modification
| Posttranslational Modification | Comment | Organism |
|---|---|---|
| glycoprotein | - |
Aspergillus ficuum |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
- |
Aspergillus ficuum |
Source Tissue
| Source Tissue | Comment | Organism | Textmining |
|---|
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| 2-nitrophenyl alpha-D-galactopyranoside + H2O | - |
Aspergillus ficuum | 2-nitrophenol + alpha-D-galactopyranose | - |
? | |
| 2-nitrophenyl alpha-D-galactopyranoside + H2O | - |
Aspergillus ficuum NRRL 3135 | 2-nitrophenol + alpha-D-galactopyranose | - |
? | |
| 3-nitrophenyl alpha-D-galactopyranoside + H2O | - |
Aspergillus ficuum | 3-nitrophenol + alpha-D-galactopyranose | - |
? | |
| 3-nitrophenyl alpha-D-galactopyranoside + H2O | - |
Aspergillus ficuum NRRL 3135 | 3-nitrophenol + alpha-D-galactopyranose | - |
? | |
| 4-nitrophenyl alpha-D-galactopyranoside + H2O | - |
Aspergillus ficuum | 4-nitrophenol + alpha-D-galactopyranose | - |
? | |
| 4-nitrophenyl alpha-D-galactopyranoside + H2O | - |
Aspergillus ficuum NRRL 3135 | 4-nitrophenol + alpha-D-galactopyranose | - |
? | |
Temperature Optimum [°C]
| Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 60 | - |
- |
Aspergillus ficuum |
Temperature Stability [°C]
| Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 65 | - |
10 min, 33% of activity left | Aspergillus ficuum |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 6 | - |
- |
Aspergillus ficuum |
pH Stability
| pH Stability | pH Stability Maximum | Comment | Organism |
|---|---|---|---|
| 2.3 | - |
12 h, 62% of activity left | Aspergillus ficuum |
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