┬────────────────────────────────────────────────────────────────── Escherichia coli (276-349/356) K12 (55)  
└────────────────────────────────────────────────────────────────┬─ Escherichia coli 53638 (7)  
                                                                 └┬─ Escherichia coli K12 (84)  
                                                                  └┬─ Escherichia coli 2362-75 (8)  
                                                                   └─ Escherichia coli 042 (30)  
  

  
Ferredoxin, 2Fe-2S
 (4)
  
Phenylacetate-CoA oxygenase/reductase, PaaK subunit
 (1)