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Literature summary extracted from
- Isolation and characterization of a keratan sulfate-degrading endo-beta-galactosidase from Flavobacterium keratolyticus (1981), J. Biol. Chem., 256, 3906-3909.
Inhibitors
| EC Number | Inhibitors | Comment | Organism | Structure |
|---|---|---|---|---|
| 3.2.1.103 | Ag+ | - |
Sphingobacterium multivorum |  |
| 3.2.1.103 | Cu2+ | - |
Sphingobacterium multivorum | |
| 3.2.1.103 | Hg2+ | - |
Sphingobacterium multivorum | |
| 3.2.1.103 | PCMB | - |
Sphingobacterium multivorum | |
Molecular Weight [Da]
| EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.103 | 30000 | - |
gel filtration | Sphingobacterium multivorum |
Natural Substrates/ Products (Substrates)
| EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 3.2.1.103 | additional information | Sphingobacterium multivorum | the enzyme is produced without induction by keratan sulfate | ? | - |
? | |
Organism
| EC Number | Organism | UniProt | Comment | Textmining |
|---|---|---|---|---|
| 3.2.1.103 | Sphingobacterium multivorum | - |
- |
- |
Purification (Commentary)
| EC Number | Purification (Comment) | Organism |
|---|---|---|
| 3.2.1.103 | - |
Sphingobacterium multivorum |
Source Tissue
| EC Number | Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|---|
| 3.2.1.103 | culture medium | - |
Sphingobacterium multivorum | - |
Specific Activity [micromol/min/mg]
| EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.103 | 44 | - |
- |
Sphingobacterium multivorum |
Substrates and Products (Substrate)
| EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 3.2.1.103 | keratan sulfate + H2O | from nasal carilage | Sphingobacterium multivorum | keratan oligosaccharides | - |
? | |
| 3.2.1.103 | additional information | the enzyme is produced without induction by keratan sulfate | Sphingobacterium multivorum | ? | - |
? | |
pH Optimum
| EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|---|
| 3.2.1.103 | 6 | - |
hydrolysis of keratan sulfate | Sphingobacterium multivorum |
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Release 2023.1 (January 2023)
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