┌─ Escherichia coli (1-505/512) 2362-75 (27)  
                                                                       ┌┴─ Escherichia coli (1-505/512) M605   
                                                                      ┌┴─ Escherichia coli (1-505/512) MS 124-1 (1)  
                                                                     ┌┴─ Escherichia coli (1-505/512) K12 (18)  
                                                                    ┌┴─ Escherichia coli (1-505/512) B171 (4)  
                                                                   ┌┴─ Escherichia coli (1-505/512) O26:H11 str. 11368   
                                                                  ┌┴┬─ Escherichia coli (1-505/512) E24377A (1)  
                                                                 ┌┤ └─ Escherichia coli (1-505/512) 101-1   
                                                                 │└┬─ fig|1040638.4.peg.4545 O104:H4 (1-505/512) str. LB226692 (68)  
                                                                ┌┤ └─ Escherichia coli (1-505/512) HS (1)  
                                                                │└┬─ Escherichia coli (1-505/512) SE11   
┌───────────────────────────────────────────────────────────────┤ └─ Escherichia coli (1-505/512) B185   
│                                                               └─ Escherichia coli (1-505/512) B354   
┤                                                             ┌─ Escherichia coli MS 69-1   
│                                                             │┌─ Escherichia coli WV_060327   
└─────────────────────────────────────────────────────────────┤│    ┌─ Escherichia coli HS (1)  
                                                              ││   ┌┴─ Escherichia coli B7A (1)  
                                                              ││  ┌┴─ Escherichia coli 042 (1)  
                                                              └┤ ┌┴─ fig|1040638.4.peg.4211 O104:H4 str. LB226692 (3)  
                                                               │┌┴┬─ Escherichia coli TA143   
                                                               ││ └┬─ Escherichia coli 101-1 (4)  
                                                               ││  └┬─ Escherichia coli B171 (10)  
                                                               └┤   └─ Escherichia coli MS 115-1   
                                                                │ ┌─ Escherichia coli H299   
                                                                │┌┴─ Escherichia coli IAI1 (1)  
                                                                └┤┌─ Escherichia coli 1827-70 (19)  
                                                                 └┤┌─ Escherichia coli TA280   
                                                                  └┤┌─ Escherichia coli 83972 (5)  
                                                                   ││   ┌─ Escherichia coli ED1a (1)  
                                                                   └┤  ┌┴─ Escherichia coli M605 (4)  
                                                                    │ ┌┴─ Escherichia coli 2362-75 (2)  
                                                                    │┌┴┬─ Escherichia coli MS 200-1   
                                                                    └┤ └─ Escherichia coli 536 (3)  
                                                                     │ ┌─ Escherichia coli K12 (14)  
                                                                     └┬┴─ Escherichia coli MS 146-1   
                                                                      └┬─ Escherichia coli APEC O1 (12)  
                                                                       └┬── Escherichia coli M718   
                                                                        └─ Escherichia coli 1044A (25)  
  
Respiratory nitrate reductase beta chain (EC 1.7.99.4) (36)
Others (2)