EC Number |
kcat/KM Value [1/mMs-1] |
kcat/KM Value Maximum [1/mMs-1] |
Substrate |
Reference |
---|
4.3.2.10 | -999 |
- |
5-[(5-phospho-1-deoxy-D-ribulos-1-ylamino)methylideneamino]-1-(5-phospho-beta-D-ribosyl)imidazole-4-carboxamide |
pH 7.0, 25°C, kinetic constants are determined for wild-type and mutant enzymes |
747285 |
4.3.2.10 | 0.039 |
- |
5-[(5-phospho-1-deoxy-D-ribulos-1-ylamino)methylideneamino]-1-(5-phospho-beta-D-ribosyl)imidazole-4-carboxamide |
30°C, pH 7.0, cosubstrate: NH4+, mutant enzyme K258A |
747058 |
4.3.2.10 | 0.12 |
- |
5-[(5-phospho-1-deoxy-D-ribulos-1-ylamino)methylideneamino]-1-(5-phospho-beta-D-ribosyl)imidazole-4-carboxamide |
30°C, pH 7.0, cosubstrate: NH4+, mutant enzyme K258R |
747058 |
4.3.2.10 | 0.46 |
- |
5-[(5-phospho-1-deoxy-D-ribulos-1-ylamino)methylideneamino]-1-(5-phospho-beta-D-ribosyl)imidazole-4-carboxamide |
30°C, pH 7.0, cosubstrate: L-glutamine, mutant enzyme K258A |
747058 |
4.3.2.10 | 0.5 |
- |
5-[(5-phospho-1-deoxy-D-ribulos-1-ylamino)methylideneamino]-1-(5-phospho-beta-D-ribosyl)imidazole-4-carboxamide |
30°C, pH 7.0, cosubstrate: L-glutamine, mutant enzyme R239H |
747058 |
4.3.2.10 | 1.4 |
- |
5-[(5-phospho-1-deoxy-D-ribulos-1-ylamino)methylideneamino]-1-(5-phospho-beta-D-ribosyl)imidazole-4-carboxamide |
30°C, pH 7.0, cosubstrate: L-glutamine, mutant enzyme R239A |
747058 |
4.3.2.10 | 2.8 |
- |
5-[(5-phospho-1-deoxy-D-ribulos-1-ylamino)methylideneamino]-1-(5-phospho-beta-D-ribosyl)imidazole-4-carboxamide |
30°C, pH 7.0, cosubstrate: NH4+, mutant enzyme R239A |
747058 |
4.3.2.10 | 2.9 |
- |
5-[(5-phospho-1-deoxy-D-ribulos-1-ylamino)methylideneamino]-1-(5-phospho-beta-D-ribosyl)imidazole-4-carboxamide |
30°C, pH 7.0, cosubstrate: NH4+, mutant enzyme R239H |
747058 |
4.3.2.10 | 3.8 |
- |
5-[(5-phospho-1-deoxy-D-ribulos-1-ylamino)methylideneamino]-1-(5-phospho-beta-D-ribosyl)imidazole-4-carboxamide |
30°C, pH 7.0, cosubstrate: NH4+, mutant enzyme R239K |
747058 |
4.3.2.10 | 4.3 |
- |
5-[(5-phospho-1-deoxy-D-ribulos-1-ylamino)methylideneamino]-1-(5-phospho-beta-D-ribosyl)imidazole-4-carboxamide |
30°C, pH 7.0, cosubstrate: NH4+, mutant enzyme K360R |
747058 |