┌─ Escherichia coli K12 (119)  
┌──────────────────────────────────────────────────────────────────┴─ Escherichia coli B171 (3)  
┤                                                               ┌─ Escherichia coli (4-168/173) TA280   
└───────────────────────────────────────────────────────────────┤┌─ Escherichia coli (4-168/173) B354 (1)  
                                                                └┤┌─ Escherichia coli (4-168/173) 042 (1)  
                                                                 └┤┌─ Escherichia coli (4-168/173) TA143   
                                                                  └┤┌─ Escherichia coli (4-168/173) 53638 (1)  
                                                                   └┤ ┌─ Escherichia coli (4-168/173) MS 115-1   
                                                                    └┬┴─ Escherichia coli (4-168/173) IAI1 (1)  
                                                                     └┬─ Escherichia coli (3-153/158) 1827-70   
                                                                      └─ Escherichia coli (4-168/173) K12 (120)  
  

  
Flavodoxin 2
 (9)
  
Flavodoxin 1
 (2)