┌─ Escherichia coli APEC O1 (7)  
                                               ┌┴────── Escherichia coli MS 119-7   
┬──────────────────────────────────────────────┴────────────────── Escherichia coli SMS-3-5   
└─────────────┬────── Escherichia coli TA206   
              └───────────────────────┬─ Escherichia coli CFT073 (13)  
                                      └───────────┬────────────────── Escherichia coli 83972 (5)  
                                                  └─────┬─ Escherichia coli ED1a (1)  
                                                        └─────┬────── Escherichia coli 55989 (1)  
                                                              └─ fig|1040638.4.peg.1201 O104:H4 str. LB226692 (1)  
  

  
Citrate:6-N-acetyl-6-N-hydroxy-L-lysine ligase, alpha subunit (EC 6.3.2.27), aerobactin biosynthesis protein IucA @ Siderophore synthetase superfamily, group C @ Siderophore synthetase component, ligase
 (8)
  
 Others 
(1)