TABLE 2.
Sugar acid regulons on the E. coli genome
| Regulon | Operon | Location (kb) | Gene | Function | Reference |
|---|---|---|---|---|---|
| GntR | gntR | 3575.9 | gntR | Repressor: gluconate induction | 65 |
| edd-eda | 1931.7 | edd | 6-Phosphogluconate dehydratase | 20 | |
| 1930.6 | eda | KDPG aldolase | 20 | ||
| gntT | 3544.8 | gntT | High-affinity gluconate transport | 52 | |
| gntKU | 3574.9 | gntK | Gluconate kinase | 65 | |
| 3574.2 | gntU | Low-affinity gluconate transport | 65 | ||
| IdnR | idnDOTR | 4488.2 | idnR | Regulator: l-idonate induction | 8, 9 |
| idnK (gntV) | 4492.5 | idnK | Gluconate kinase | 8, 9 | |
| idnDOTR (yjgVUTS) | 4491.8 | idnD | l-Idonate 5-dehydrogenase | 8, 9 | |
| 4490.6 | idnO | Gluconate 5-dehydrogenase | 8, 9 | ||
| 4489.3 | idnT | l-Idonate transport | 8, 9 | ||
| KdgR | kdgR | 1908.2 | kdgR | Repressor: KDG induction | 57 |
| kdgK | 3676.4 | kdgK | KDG kinase | 57 | |
| kdgT | 4099.8 | kdgT | KDG transport | 39 | |
| eda | 1930.6 | eda | KDPG aldolase | 20 | |
| ExuR | exuR | 3244.7 | exuR | Repressor: hexuronate induction | 36 |
| exuT | 3243.5 | exuT | Glucuronate/galacturonate transport | 46 | |
| uxaCA | 3241.7 | uxaC | Glucuronate/galacturonate isomerase | 35 | |
| 3240.3 | uxaA | Altronate dehydratase (galacturonate) | 35 | ||
| uxaB | 1608.0 | uxaB | Altronate oxidoreductase (galacturonate) | 35 | |
| UxuR | uxuR | 4552.6 | uxuR | Repressor: glucuronate induction | 58 |
| uxuAB | 4549.5 | uxuA | Mannonate dehydratase (glucuronate) | 58 | |
| 4551.2 | uxuB | Mannonate oxidoreductase (glucuronate) | 58 | ||
| gntP | 4548.3 | gntP | Hexonate/hexuronate transport? | 38 | |
| UidR | uidR | 1694.8 | uidR | Repressor: β-glucuronide induction | 11 |
| uidAB | 1693.2 | uidA | β-Glucuronide hydrolase | 11 | |
| 1691.6 | uidB | β-Glucuronide transport | 11 |