┌─ Escherichia coli (5-142/611) NC101   
                                                                     ┌┴─ Escherichia coli (5-142/629) 1044A (69)  
                                                                    ┌┴─ Escherichia coli (2-144/613) F11 (20)  
                                                                   ┌┴─ Escherichia coli (2-144/613) B7A  [2] 
                                                                  ┌┴┬─ Escherichia coli (2-144/613) K12 (7)  
                                                                 ┌┤ └─ Escherichia coli (5-142/611) MS 175-1 (12)  
                                                                ┌┤└─ Escherichia coli (2-144/613) 53638 (4)  
┌───────────────────────────────────────────────────────────────┤└─ Escherichia coli (5-142/611) 53638 (11)  
┤                                                               └─ Escherichia coli (5-142/611) EC4100B   
│                                                             ┌──── Escherichia coli (20-153/153) EC4100B   
└─────────────────────────────────────────────────────────────┤ ┌─ fig|1040638.4.peg.2901 O104:H4 str. LB226692 (1)  
                                                              │ │   ┌─ Escherichia coli (1-144/479) MS 115-1 (1)  
                                                              └─┤  ┌┴─ Escherichia coli (1-144/479) M718   
                                                                │ ┌┴─ Escherichia coli (1-144/479) 042 (1)  
                                                                │┌┴┬─ Escherichia coli (1-144/479) MS 21-1   
                                                                └┤ └─ Escherichia coli (1-144/479) IAI39 (3)  
                                                                 └┬─ Escherichia coli (1-144/479) B185   
                                                                  └┬─ Escherichia coli (1-144/479) B354   
                                                                   └┬─ Escherichia coli (1-144/479) O111:H- str. 11128 (3)  
                                                                    └┬─ Escherichia coli (1-144/479) 1044A (25)  
                                                                     └┬─ fig|6666666.5357.peg.3910 TY-2482 (1-147/479) strain   
                                                                      └─ Escherichia coli (1-144/479) K12 (15)  
  
Hydrogenase-4 component D (EC 1.-.-.-) (11)
NADH-ubiquinone oxidoreductase chain L (EC 1.6.5.3) (9)
Others (2)