┌─────────────────────────────────────────────── Escherichia coli (1-596/629) 1044A   
┌┴─────────── Escherichia coli (3-613/613) 042 (6)  
┤┌──────────── Escherichia coli (3-613/613) 2362-75 (2)  
└┤ ┌─────────── Escherichia coli (3-613/613) O83:H1 str. NRG 857C   
 │┌┴─ Escherichia coli 1125A (59)  
 └┤┌─────────── Escherichia coli (3-613/613) SMS-3-5   
  └┤ ┌─────────── Escherichia coli 536 (4)  
   │┌┴─────────── Escherichia coli H299   
   └┤┌─────────── Escherichia coli ED1a (1)  
    └┤┌─────────── Escherichia coli NC101   
     ││                ┌─ Escherichia coli (3-613/613) 53638 (11)  
     └┤               ┌┴─────────── Escherichia coli O111:H- str. 11128 (1)  
      │       ┌───────┴─────────────────────── Escherichia coli EC4100B   
      └───────┤       ┌─────────── Escherichia coli H736 (1)  
              │      ┌┴─ Escherichia coli (3-613/613) K12 (9)  
              └─────┬┴─────────── Escherichia coli MS 175-1   
                    └──────────┬─ Escherichia coli (3-613/613) 101-1 (7)  
                               └─────┬──────── Escherichia coli (3-613/613) H591 (2)  
                                     └───────┬─────────────────────── Escherichia coli B185   
                                             └┬─ Escherichia coli (3-613/613) E24377A (8)  
                                              └─────────── Escherichia coli (3-613/613) B7A (1)  
  

  
NADH-ubiquinone oxidoreductase chain L (EC 1.6.5.3)
 (21)