┌─ Escherichia coli (1170-2123/3163) 536 (5)  
                ┌┴───────── Escherichia coli (1170-2123/3163) MS 45-1   
               ┌┴───────── Escherichia coli (1170-2123/3163) 83972 (1)  
      ┌────────┴────────┬─────────────────────────── Escherichia coli (1170-2123/3163) O83:H1 str. NRG 857C   
     ┌┤                 └─ Escherichia coli (1170-2123/3163) IAI39 (1)  
     │└─────────────────┬────────────────── Escherichia coli (1170-2123/3163) ED1a (1)  
┌────┤                  └─ Escherichia coli (1170-2123/3163) UMN026 (1)  
│    └┬───────── Escherichia coli (1170-2123/3163) MS 69-1   
┤     └───────── Escherichia coli (1170-2123/3053) APEC O1 (2)  
│   ┌──────────────────────────────────────────────────────────────── Escherichia coli (1170-2123/3160) O26:H11 str. 11368   
│   │                            ┌─ Escherichia coli (1170-2123/3163) MS 196-1   
└───┤          ┌─────────────────┴────────────────── Escherichia coli (1170-2123/3163) ETEC H10407   
    │         ┌┴───────── Escherichia coli (1170-2123/3163) 042 (1)  
    └┬────────┴─ Escherichia coli (1170-2123/3163) IHE3034 (6)  
     └────────┬───────── Escherichia coli (1170-2123/3163) H299   
              └┬─ Escherichia coli (1170-2123/3163) MS 198-1 (4)  
               └┬───────── Escherichia coli (1170-2123/3163) MS 124-1 (1)  
                └┬────────────────── Escherichia coli (1170-2123/3163) E110019 (1)  
                 └───────── fig|1040638.4.peg.3517 O104:H4 str. LB226692   
  

  
iron aquisition yersiniabactin synthesis enzyme (Irp1,polyketide synthetase)
 (17)
  
Irp1 protein
 (1)
  
 Others 
(1)