TABLE 4.
Activators of ς54-dependent promoters in E. coli
| Activator | Function | Genes activated |
|---|---|---|
| AtoC | Acetoacetate catabolism | atoDAEB |
| b1201 | Dihydroxyacetone catabolism? | b1200-b1199-ycgC? |
| FhlA | FHL | hyp and hyc, operons, fdhF, and hydN-hypF |
| HyfR | Hydrogenase 4 control? | hyf operon? |
| NRI | Nitrogen assimilation | argT-hisJQMP, astCADBE, b1012-b1006, ddpXABCDE, glnALG, glnHPQ, glnK-amtB, gltlJKL, nac, potFGHI, yeaGH, ygjG, and yhdWXYZ |
| PrpR | Propionate catabolism | prpBCDE |
| PspF | Phage shock | pspABCDE |
| RtcR | RNA terminal cyclase | rtcBA |
| YfhA | ? | ? |
| YgaA | ? | ? |
| YgeV | Purine catabolism control? | ? |
| ZraR | Zinc tolerance | zraP, zraSR |