EC Number |
kcat/KM Value [1/mMs-1] |
kcat/KM Value Maximum [1/mMs-1] |
Substrate |
Reference |
---|
4.3.1.B2 | 38 |
- |
N1-[(5'-phosphoribulosyl)formimino]-5-aminoimidazole-4-carboxamido-1-beta-D-ribofuranosyl 5'-phosphate |
pH 8.0, 30°C, IGP synthase holoenzyme |
726928 |
4.3.1.B2 | 60 |
- |
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 | 110 |
- |
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 | 120 |
- |
N1-[(5'-phosphoribulosyl)formimino]-5-aminoimidazole-4-carboxamido-1-beta-D-ribofuranosyl 5'-phosphate |
pH 8.0, 30°C, IGP synthase enzyme with a R5H mutant subunit HisF |
727736 |
4.3.1.B2 | 130 |
- |
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 | 240 |
- |
N1-[(5'-phosphoribulosyl)formimino]-5-aminoimidazole-4-carboxamido-1-beta-D-ribofuranosyl 5'-phosphate |
pH 8.0, 30°C, IGP synthase enzyme with a C124R mutant subunit HisF |
727736 |
4.3.1.B2 | 270 |
- |
N1-[(5'-phosphoribulosyl)formimino]-5-aminoimidazole-4-carboxamido-1-beta-D-ribofuranosyl 5'-phosphate |
pH 8.0, 30°C, HisF subunit |
726928 |
4.3.1.B2 | 300 |
- |
N1-[(5'-phosphoribulosyl)formimino]-5-aminoimidazole-4-carboxamido-1-beta-D-ribofuranosyl 5'-phosphate |
pH 8.0, 30°C, IGP synthase enzyme with a E46G mutant subunit HisF |
727736 |
4.3.1.B2 | 300 |
- |
N1-[(5'-phosphoribulosyl)formimino]-5-aminoimidazole-4-carboxamido-1-beta-D-ribofuranosyl 5'-phosphate |
pH 8.0, 30°C, IGP synthase enzyme with a Q123R mutant subunit HisF |
727736 |
4.3.1.B2 | 950 |
- |
N1-[(5'-phosphoribulosyl)formimino]-5-aminoimidazole-4-carboxamido-1-beta-D-ribofuranosyl 5'-phosphate |
pH 7.0, 30°C |
728731 |