┌──────────────────────────────── Escherichia coli (14-508/508) 53638 (1)  
┤     ┌────────────────── Escherichia coli M718   
└─────┤┌─────────────────── Escherichia coli MS 146-1   
      ││                     ┌─ Escherichia coli 1044A (19)  
      └┤  ┌──────────────────┴─ Escherichia coli (14-508/508) O157:H7 EDL933 (1)  
       │ ┌┴─────────────────── fig|1040638.4.peg.3740 O104:H4 str. LB226692 (17)  
       │┌┴─ Escherichia coli (14-497/497) OP50   
       └┤┌─ Escherichia coli (14-508/508) K12 (37)  
        └┤                   ┌─────────────────── Escherichia coli TA143   
         │                  ┌┴─ Escherichia coli (14-508/508) 042 (7)  
         └──────────────────┤                  ┌─ Escherichia coli SMS-3-5   
                            └┬─────────────────┴─────────────────── Escherichia coli IAI39 (1)  
                             └─────────────────┬────────────────── Escherichia coli 536 (9)  
                                               └┬─────────────────── Escherichia coli 2362-75 (2)  
                                                └─ Escherichia coli (14-508/508) 83972 (16)  
  

  
Iron-sulfur cluster assembly protein SufB
 (14)
  
 Others 
(1)