Table 1.
Protein | Organism | Function | Category | Substrate specificity* |
Transcription regulation | References |
---|---|---|---|---|---|---|
PfeT | Bacillus subtilis | Fe2+ efflux | P1B4-type ATPase | Fe2+ a, b, Co2+ a | PerR & Fur | 36 |
FrvA | Listeria monocytogenes | Fe2+ efflux | P1B4-type ATPase | Fe2+ a, b, Co2+ a, Zn2+ a | PerR & Fur | 27 |
CtpD | Mycobacterium tuberculosis | Fe2+ efflux | P1B4-type ATPase | Fe2+ a, b, Co2+ a | Unknown | 37 |
PmtA | group A Streptococcus | Fe2+ efflux | P1B4-type ATPase | Fe2+ b | PerR | 38, 39 |
Nia | Sinorhizobium meliloti | Fe2+ or Ni2+ efflux | P1B5-type ATPase | Fe2+ a, b, Ni2+ a, b | Unknown | 73 |
FieF (YiiP) | Escherichia coli | Fe2+ or Zn2+ efflux | CDF family | Fe2+ b, Zn2+ a, Cd2+ a | Unknown | 92–94 |
AitP | Pseudomonas aeruginosa | Fe2+ or Co2+ efflux | CDF family | Fe2+ b | Unknown | 97 |
FeoE | Shewanella oneidensis | Fe2+ efflux | CDF family | Fe2+ b | Unknown | 101 |
IceT | Salmonella typhimurium | Fe2+ citrate or citrate efflux | MFS family | Fe2+ b | BaeSR | 120 |
MbfA | Agrobacterium tumefaciens | Fe2+ efflux | Membrane bound ferritin | Fe2+ b | Irr | 125 |
MbfA | Bradyrhizobium japonicum | Fe2+ efflux | Membrane bound ferritin | Fe2+ b | Irr | 127 |
Note: the substrate specificity of the transporters is either based on biochemical measurements (a), inferred from physiology studies (b), or both (a, b).