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Literature summary for 3.2.1.132 extracted from
- Characteristics of chitosanases from Aspergillus fumigatus KB-1 (2003), Arch. Pharm. Res., 26, 1036-1041.
Inhibitors
| Inhibitors | Comment | Organism | Structure |
|---|---|---|---|
| Bi2+ | 48% inhibition of chitosanase I | Aspergillus fumigatus |  |
| Cu2+ | 59% inhibition of chitosanase I and 48% inhibition of chitosanase II | Aspergillus fumigatus | |
| Fe2+ | 50% inhibition of chitosanase I | Aspergillus fumigatus | |
| Fe3+ | 49% inhibition of chitosanase I | Aspergillus fumigatus | |
| Hg2+ | 81% inhibition of chitosanase I and 80% inhibition of chitosanase II | Aspergillus fumigatus | |
| Mn2+ | 42% inhibition of chitosanase I | Aspergillus fumigatus | |
| Mo2+ | 94% inhibition of chitosanase I and 88% inhibition of chitosanase II | Aspergillus fumigatus | |
| Pb2+ | 69% inhibition of chitosanase I | Aspergillus fumigatus | |
Molecular Weight [Da]
| Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|
| 23380 | - |
mass spectrometry, chitosanase II | Aspergillus fumigatus |
| 111200 | - |
mass spectrometry, chitosanase I | Aspergillus fumigatus |
Natural Substrates/ Products (Substrates)
| Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| chitosan + H2O | Aspergillus fumigatus | - |
? | - |
? | |
| chitosan + H2O | Aspergillus fumigatus KB-1 | - |
? | - |
? | |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Aspergillus fumigatus | - |
KB-1 | - |
| Aspergillus fumigatus KB-1 | - |
KB-1 | - |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
- |
Aspergillus fumigatus |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| chitosan + H2O | - |
Aspergillus fumigatus | ? | - |
? | |
| chitosan + H2O | - |
Aspergillus fumigatus KB-1 | ? | - |
? | |
| chitosan + H2O | - |
Aspergillus fumigatus | additional information | chitosanase I produced glucosamine, chitosanase II produced chitooligosaccharides | ? | |
| chitosan + H2O | - |
Aspergillus fumigatus KB-1 | additional information | chitosanase I produced glucosamine, chitosanase II produced chitooligosaccharides | ? | |
Temperature Optimum [°C]
| Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 60 | - |
chitosanase I | Aspergillus fumigatus |
| 70 | - |
chitosanase II | Aspergillus fumigatus |
Temperature Range [°C]
| Temperature Minimum [°C] | Temperature Maximum [°C] | Comment | Organism |
|---|---|---|---|
- |
60 | chitosanase II | Aspergillus fumigatus |
Temperature Stability [°C]
| Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 10 | - |
most stable at 10°C, stability of chitosanase I droppes at higher temperatures and most activity is lost above 60°C | Aspergillus fumigatus |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 5.5 | - |
chitosanase II | Aspergillus fumigatus |
| 6.5 | - |
chitosanase I | Aspergillus fumigatus |
pH Range
| pH Minimum | pH Maximum | Comment | Organism |
|---|---|---|---|
| 3.5 | 8.5 | chitosanase II | Aspergillus fumigatus |
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Release 2023.1 (January 2023)
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