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Literature summary extracted from
- Monovalent cation activation of tryptophanase (1977), J. Biol. Chem., 252, 1852-1857.
Inhibitors
| EC Number | Inhibitors | Comment | Organism | Structure |
|---|---|---|---|---|
| 4.1.99.1 | Ala | competitive; L-Ala | Escherichia coli |  |
| 4.1.99.1 | Ethionine | competitive with S-o-nitrophenyl-L-Cys | Escherichia coli | |
Metals/Ions
| EC Number | Metals/Ions | Comment | Organism | Structure |
|---|---|---|---|---|
| 4.1.99.1 | Cs+ | activates | Escherichia coli | |
| 4.1.99.1 | K+ | activates | Escherichia coli | |
| 4.1.99.1 | Li+ | activates | Escherichia coli | |
| 4.1.99.1 | Na+ | activates | Escherichia coli | |
| 4.1.99.1 | NH4+ | activates | Escherichia coli | |
| 4.1.99.1 | Rb+ | activates | Escherichia coli | |
| 4.1.99.1 | Tl+ | activates | Escherichia coli | |
Organism
| EC Number | Organism | UniProt | Comment | Textmining |
|---|---|---|---|---|
| 4.1.99.1 | Escherichia coli | - |
- |
- |
| 4.1.99.1 | Escherichia coli B/1t7-A | - |
- |
- |
Substrates and Products (Substrate)
| EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 4.1.99.1 | L-Trp + H2O | - |
Escherichia coli | indole + pyruvate + NH4+ | - |
? | |
| 4.1.99.1 | L-Trp + H2O | - |
Escherichia coli B/1t7-A | indole + pyruvate + NH4+ | - |
? | |
| 4.1.99.1 | S-o-nitrophenyl-L-Cys + H2O | - |
Escherichia coli | o-nitrothiophenol + pyruvate + NH3 | - |
? | |
| 4.1.99.1 | S-o-nitrophenyl-L-Cys + H2O | - |
Escherichia coli B/1t7-A | o-nitrothiophenol + pyruvate + NH3 | - |
? | |
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