┌─ Escherichia coli (3-172/176) B185 (1)  
                                                                       ┌┴─ Escherichia coli (3-172/176) ATCC 8739 (1)  
                                                                      ┌┴─ Escherichia coli (3-172/176) K12 (28)  
                                                                     ┌┴─ Escherichia coli (3-172/176) M718   
                                                                    ┌┴┬─ Escherichia coli (13-182/186) O157:H7 (23)  
                                                                   ┌┤ └─ Escherichia coli (3-172/176) MS 107-1   
┌──────────────────────────────────────────────────────────────────┤└─ Escherichia coli (3-172/176) E24377A   
│                                                                  └─ Escherichia coli (3-172/176) IAI1 (1)  
┤                                                                 ┌─ Escherichia coli (5-192/192) MS 200-1 (4)  
│                                                                 │   ┌─ Escherichia coli (23-210/210) APEC O1 (2)  
│                                                                 │  ┌┴─ Escherichia coli (5-192/192) CFT073 (2)  
└─────────────────────────────────────────────────────────────────┤ ┌┴─ Escherichia coli M605   
                                                                  │┌┴─ Escherichia coli SE15   
                                                                  ││    ┌─ Escherichia coli (5-192/192) 042 (1)  
                                                                  ││   ┌┴─ Escherichia coli WV_060327   
                                                                  └┤  ┌┴─ Escherichia coli MS 21-1   
                                                                   │ ┌┴┬─ Escherichia coli FVEC1302 (4)  
                                                                   │┌┤ └─ Escherichia coli (26-213/213) O127:H6 str. E2348/69 (2)  
                                                                   └┤└─ Escherichia coli B354   
                                                                    │┌─ fig|1040638.4.peg.4375 O104:H4 str. LB226692 (47)  
                                                                    └┤  ┌─ Escherichia coli B7A (1)  
                                                                     │ ┌┴─ Escherichia coli MS 84-1   
                                                                     └┬┴─ Escherichia coli EC4100B (3)  
                                                                      └┬─ Escherichia coli O55:H7 str. CB9615   
                                                                       └┬─ Escherichia coli (6-192/192) ETEC H10407   
                                                                        └─ Escherichia coli K12 (14)  
  
Cytochrome B561 (12)
Cytochrome b561 homolog 1 (8)
Cytochrome b561 homolog 2 (5)
Others (1)