┌─ Escherichia coli (1-168/180) E110019 (19)  
                                                                         ┌┴─ Escherichia coli (1-168/180) IAI1 (2)  
                                                                        ┌┴─ Escherichia coli (1-168/180) IAI39 (1)  
                                                                       ┌┴─ Escherichia coli (1-168/180) SE11   
                                                                      ┌┴┬─ Escherichia coli (1-168/180) 042 (6)  
                                                                     ┌┤ └─ Escherichia coli (1-168/180) B354   
                                                                    ┌┤└─ Escherichia coli (1-168/180) O157:H7 EDL933   
                                                                   ┌┤└─ Escherichia coli (1-168/180) 101-1 (54)  
                                                                  ┌┤└─ Escherichia coli (1-168/180) K12 (12)  
                                                                 ┌┤└─ Escherichia coli (1-168/180) SMS-3-5   
                                                                ┌┤└─ Escherichia coli (1-168/180) 2362-75 (8)  
┌───────────────────────────────────────────────────────────────┤└─ Escherichia coli (1-168/180) E2348/69 (1)  
│                                                               └┬─ Escherichia coli (1-168/180) S88   
┤                                                                └─ Escherichia coli (1-168/180) 83972 (16)  
│                                                            ┌─ Escherichia coli MS 21-1   
└────────────────────────────────────────────────────────────┤┌─ Escherichia coli SMS-3-5   
                                                             └┤ ┌─ Escherichia coli MS 69-1 (1)  
                                                              │┌┴─ Escherichia coli FVEC1302 (3)  
                                                              └┤┌─ Escherichia coli IAI39 (1)  
                                                               └┤┌─ Escherichia coli MS 78-1   
                                                                └┤ ┌─ Escherichia coli 1044A (25)  
                                                                 │┌┴─ Escherichia coli B185   
                                                                 └┤┌─ Escherichia coli 1827-70 (5)  
                                                                  └┤┌─ fig|1040638.4.peg.2906 O104:H4 str. LB226692 (13)  
                                                                   └┤  ┌─ Escherichia coli 042 (1)  
                                                                    │┌─┴─ Escherichia coli B354   
                                                                    └┤┌─ Escherichia coli TA143   
                                                                     └┤┌─ Escherichia coli K12 (10)  
                                                                      └┤┌─ Escherichia coli MS 115-1   
                                                                       └┤┌─ Escherichia coli H591 (4)  
                                                                        └┤ ┌─ Escherichia coli O111:H- str. 11128 (1)  
                                                                         └┬┴─ Escherichia coli MS 107-1   
                                                                          └┬─ Escherichia coli 101-1 (9)  
                                                                           └─ Escherichia coli E110019 (1)  
  

  
Hydrogenase-4 component H (EC 1.-.-.-)
 (19)
  
Formate hydrogenlyase complex 3 iron-sulfur protein; Formate hydrogenlyase subunit 6; Ni,Fe-hydrogenase III medium subunit
 (14)
  
 Others 
(1)