┌─ Escherichia coli (1-558/560) CFT073   
                                                                    ┌┴─ Escherichia coli (1-558/560) F11   
                                                                   ┌┴─ Escherichia coli (1-558/560) APEC O1   
                                                                  ┌┴┬─ Escherichia coli (2-557/559) ATCC 8739   
                                                                 ┌┤ └── Escherichia coli (1-558/560) 042   
                                                                 │└┬─ Escherichia coli (1-558/560) B171 (2)  
┌────────────────────────────────────────────────────────────────┤ └┬─ Escherichia coli (1-558/560) E110019   
│                                                                │  └─ Escherichia coli (1-558/560) HS   
┤                                                                └─ Escherichia coli (2-557/559) 53638   
│                                                                 ┌─ Escherichia coli TA280   
│                                                                 │ ┌─ Escherichia coli B185   
└─────────────────────────────────────────────────────────────────┤┌┴─ Escherichia coli MS 69-1   
                                                                  ││  ┌─ Escherichia coli FVEC1302 (3)  
                                                                  └┤ ┌┴─ Escherichia coli IAI39 (1)  
                                                                   │┌┴─ Escherichia coli 042 (1)  
                                                                   ││┌─ Escherichia coli B354 (3)  
                                                                   └┤│    ┌─ Escherichia coli (1-646/647) WV_060327   
                                                                    ││   ┌┴─ Escherichia coli (1-646/647) O83:H1 str. NRG 857C   
                                                                    └┤  ┌┴─ Escherichia coli (1-646/647) 2362-75 (22)  
                                                                     │ ┌┴┬─ Escherichia coli (1-646/647) NC101   
                                                                     │┌┤ └─ Escherichia coli (1-646/647) SE15   
                                                                     └┤└─ Escherichia coli (1-646/647) MS 185-1   
                                                                      │┌─ Escherichia coli K12 (27)  
                                                                      └┤ ┌─ Escherichia coli 53638 (1)  
                                                                       │┌┴─ Escherichia coli B171 (16)  
                                                                       └┤┌─ Escherichia coli ATCC 8739 (1)  
                                                                        └┤ ┌─ Escherichia coli MS 146-1   
                                                                         └┬┴─ Escherichia coli 1827-70   
                                                                          └┬─ Escherichia coli HS (1)  
                                                                           └┬─ Escherichia coli M718   
                                                                            └┬─ Escherichia coli O157:H7 EDL933  [2] 
                                                                             └─ Escherichia coli 1044A (28)  
  
Cytochrome c heme lyase subunit CcmF (23)
Cytochrome c-type heme lyase subunit nrfE, nitrite reductase complex assembly (9)