EC Number |
Turnover Number Minimum [1/s] |
Turnover Number Maximum [1/s] |
Substrate |
Reference |
---|
4.3.1.B2 | 0.126 |
- |
N1-[(5'-phosphoribulosyl)formimino]-5-aminoimidazole-4-carboxamido-1-beta-D-ribofuranosyl 5'-phosphate |
pH 7.0, 30°C, cosubstrate: L-glutamine, mutant enzyme K258R |
726939 |
4.3.1.B2 | 0.13 |
- |
L-glutamine |
pH 8.0, 30°C, IGP synthase enzyme with a R5H mutant subunit HisF |
727736 |
4.3.1.B2 | 0.15 |
- |
N1-[(5'-phosphoribulosyl)formimino]-5-aminoimidazole-4-carboxamido-1-beta-D-ribofuranosyl 5'-phosphate |
pH 7.0, 30°C, cosubstrate: NH4+, mutant enzyme R239A |
726939 |
4.3.1.B2 | 0.16 |
- |
L-glutamine |
pH 7.0, 30°C, cosubstrate: N1-[(5'-phosphoribulosyl)formimino]-5-aminoimidazole-4-carboxamido-1-beta-D-ribofuranosyl 5'-phosphate, mutant enzyme K258R |
726939 |
4.3.1.B2 | 0.19 |
- |
L-glutamine |
pH 8.0, 30°C, IGP synthase enzyme with a E46G mutant subunit HisF |
727736 |
4.3.1.B2 | 0.21 |
- |
N1-[(5'-phosphoribulosyl)formimino]-5-aminoimidazole-4-carboxamido-1-beta-D-ribofuranosyl 5'-phosphate |
pH 7.0, 30°C, cosubstrate: NH4+, mutant enzyme R239H |
726939 |
4.3.1.B2 | 0.24 |
- |
N1-[(5'-phosphoribulosyl)formimino]-5-aminoimidazole-4-carboxamido-1-beta-D-ribofuranosyl 5'-phosphate |
pH 7.0, 30°C, cosubstrate: L-glutamine, mutant enzyme K360A |
726939 |
4.3.1.B2 | 0.29 |
- |
N1-[(5'-phosphoribulosyl)formimino]-5-aminoimidazole-4-carboxamido-1-beta-D-ribofuranosyl 5'-phosphate |
pH 7.0, 30°C, cosubstrate: L-glutamine, mutant enzyme K360R |
726939 |
4.3.1.B2 | 0.3 |
- |
N1-[(5'-phosphoribulosyl)formimino]-5-aminoimidazole-4-carboxamido-1-beta-D-ribofuranosyl 5'-phosphate |
pH 7.0, 30°C, cosubstrate: NH4+, mutant enzyme R239K |
726939 |
4.3.1.B2 | 0.31 |
- |
N1-[(5'-phosphoribulosyl)formimino]-5-aminoimidazole-4-carboxamido-1-beta-D-ribofuranosyl 5'-phosphate |
pH 7.0, 30°C, cosubstrate: NH4+, mutant enzyme K360R |
726939 |