| Role | Gene | Name | |
|---|
| Enterochelin uptake ATP-binding protein | No genes | | |
| Enterochelin uptake periplasmic binding protein | No genes | | |
| Enterochelin uptake permease CeuB | No genes | | |
| Enterochelin uptake permease CeuC | No genes | | |
| Ferric iron ABC transporter, iron-binding protein | EX31_RS07005 | | |
| | EX31_RS16960 | | |
| | EX31_RS17570 | | |
| Ferric iron ABC transporter, permease protein | EX31_RS07000 | | |
| | EX31_RS16965 | | |
| | EX31_RS17575 | | |
| | EX31_RS17945 | | |
| Ferric receptor CfrA | No genes | | |
| Ferric siderophore transport system, biopolymer transport protein ExbB | No genes | | |
| Ferric siderophore transport system, biopolymer transport protein ExbD | No genes | | |
| Ferric siderophore transport system, periplasmic binding protein TonB | EX31_RS10015 | | |
| Ferric uptake regulation protein | No genes | | |
| Ferrous iron transport protein A, putative | No genes | | |
| Ferrous iron transport protein B | EX31_RS04850 | | |
| Haemin uptake system ATP-binding protein | No genes | | |
| Haemin uptake system outer membrane receptor | No genes | | |
| Haemin uptake system periplasmic haemin-binding protein | No genes | | |
| Haemin uptake system permease protein | No genes | | |
| Hemerythrin-like iron-binding protein | No genes | | |
| Magnesium and cobalt transport protein CorA | EX31_RS10820 | | |
| | EX31_RS15185 | | |
| Nonheme iron-containing ferritin | No genes | | |
| Periplasmic protein p19 involved in high-affinity Fe2+ transport | EX31_RS17075 | | |
| Peroxide stress regulator | No genes | | |
| Possible bacterioferritin | No genes | | |
| Putative heme oxygenase | No genes | | |
| Putative high-affinity iron permease | EX31_RS17080 | | |
| Putative iron-uptake ABC transport system ATP-binding protein | No genes | | |
| Putative lipoprotein of ferric iron transporter system | No genes | | |
| Putative lipoprotein, similar to CjrA of Escherichia coli O164 | No genes | | |
| Putative outer membrane siderophore receptor | No genes | | |