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Literature summary extracted from
- Purification of alpha-N-acetylgalactosaminidase from Aspergillus niger and its use in the synthesis of GalNAc-alpha-(1 O)-serine (1999), Enzyme Microb. Technol., 25, 483-488.
No PubMed abstract available
KM Value [mM]
| EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|---|
| 3.2.1.49 | 0.23 | - |
p-nitrophenyl-alpha-N-acetylgalactosaminide | - |
Aspergillus niger |  |
Molecular Weight [Da]
| EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.49 | 115000 | - |
non-denaturating polyacrylamide gel electrophoresis | Aspergillus niger |
Organism
| EC Number | Organism | UniProt | Comment | Textmining |
|---|---|---|---|---|
| 3.2.1.49 | Aspergillus niger | - |
- |
- |
Substrates and Products (Substrate)
| EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 3.2.1.49 | p-nitrophenyl-alpha-N-acetylgalactosaminide + H2O | - |
Aspergillus niger | p-nitrophenol + alpha-N-acetylgalactosamine | - |
? | |
Temperature Stability [°C]
| EC Number | Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.49 | 50 | - |
not stable above | Aspergillus niger |
pH Optimum
| EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.49 | 2.6 | 3.2 | - |
Aspergillus niger |
pH Stability
| EC Number | pH Stability | pH Stability Maximum | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.49 | 2.5 | 8 | - |
Aspergillus niger |
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Release 2023.1 (January 2023)
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