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Literature summary for 3.2.1.22 extracted from
- Glycosidases induced in Aspergillus tamarii. Mycelial alpha-D-galactosidass (1984), Biochem. J., 219, 849-855.
Inhibitors
| Inhibitors | Comment | Organism | Structure |
|---|---|---|---|
| Ag+ | - |
Aspergillus tamarii |  |
| Cu2+ | - |
Aspergillus tamarii | |
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 2.3 | - |
o-nitrophenyl alpha-D-galactoside | alpha-galactosidase I | Aspergillus tamarii | |
| 3.7 | - |
melibiose | alpha-galactosidase I | Aspergillus tamarii | |
| 3.8 | - |
melibiose | alpha-galactosidase II | Aspergillus tamarii | |
| 3.8 | - |
o-nitrophenyl alpha-D-galactoside | alpha-galactosidase II | Aspergillus tamarii | |
| 27.7 | - |
raffinose | alpha-galactosidase I | Aspergillus tamarii | |
| 35.5 | - |
stachyose | alpha-galactosidase I | Aspergillus tamarii | |
| 71.4 | - |
raffinose | alpha-galactosidase II | Aspergillus tamarii | |
| 72 | - |
stachyose | alpha-galactosidase II | Aspergillus tamarii | |
Molecular Weight [Da]
| Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|
| 254000 | - |
disc gel electrophoresis, alpha-galactosidase II | Aspergillus tamarii |
| 265000 | - |
disc gel electrophoresis, alpha-galactosidase I | Aspergillus tamarii |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Aspergillus tamarii | - |
- |
- |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
- |
Aspergillus tamarii |
Source Tissue
| Source Tissue | Comment | Organism | Textmining |
|---|
Specific Activity [micromol/min/mg]
| Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|
| 1598 | - |
alpha-galactosidase I | Aspergillus tamarii |
| 1642 | - |
alpha-galactosidase II | Aspergillus tamarii |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| melibiose + H2O | - |
Aspergillus tamarii | D-glucose + alpha-D-galactose | - |
? | |
| o-nitrophenyl alpha-D-galactoside + H2O | - |
Aspergillus tamarii | o-nitrophenol + D-galactose | - |
? | |
| raffinose + H2O | - |
Aspergillus tamarii | sucrose + D-galactose | - |
? | |
| stachyose + H2O | - |
Aspergillus tamarii | ? | - |
? | |
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Release 2023.1 (January 2023)
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