┌────────────────────────── Escherichia coli (3-107/107) K12 (117) [2] 
│                                                                   ┌─ Escherichia coli IAI39 (1)  
┤                                                                  ┌┴─ Escherichia coli 042 (40)  
│                                                                 ┌┴─ Escherichia coli B354   
└─────────────────────────────────────────────────────────────────┤┌─ Escherichia coli 536 (8)  
                                                                  └┤ ┌─ Escherichia coli 2362-75 (16)  
                                                                   └┬┴─ Escherichia coli 83972 (1)  
                                                                    └┬─ Escherichia coli ATCC 8739 (1)  
                                                                     └┬─ Escherichia coli K12 (52)  
                                                                      └┬─ Escherichia coli ETEC H10407   
                                                                       └─ Escherichia coli MS 115-1   
  

  
Iron binding protein SufA for iron-sulfur cluster assembly
 (10)
  
Iron binding protein IscA for iron-sulfur cluster assembly
 (1)