┌─ Escherichia coli (22-277/277) MS 69-1   
                    ┌┴─ Escherichia coli B185   
                   ┌┴─ Escherichia coli (22-277/277) 042 (14)  
                  ┌┴─ Escherichia coli FVEC1302 (3)  
                 ┌┴┬─ Escherichia coli (13-268/268) F11 (6)  
                ┌┤ └─ Escherichia coli (22-277/277) APEC O1 (21)  
               ┌┤└─ Escherichia coli (13-268/268) K12 (68)  
              ┌┤└─ Escherichia coli H591 (2)  
      ┌───────┤└─ Escherichia coli IAI39 (5)  
┌─────┤       └─ Escherichia coli WV_060327   
│     └────────────────────────────────────────────────────────────┬─ Escherichia coli (1-248/259) NC101   
│                                                                  └┬─ Escherichia coli (1-248/259) TA206   
│                                                                   └─ Escherichia coli (1-247/258) ED1a (1)  
│                    ┌─ Escherichia coli (1-253/254) WV_060327   
│                   ┌┴─ Escherichia coli (8-260/261) CFT073 (5)  
│                  ┌┴─ Escherichia coli (34-286/287) APEC O1 (6)  
┤                 ┌┴┬─ Escherichia coli (1-253/254) ED1a (1)  
│                 │ └┬─ Escherichia coli (1-253/254) 2362-75 (9)  
│                ┌┤  └─ Escherichia coli (8-260/261) E2348/69 (1)  
│               ┌┤└─ Escherichia coli (1-253/254) O83:H1 str. NRG 857C   
│              ┌┤└─ Escherichia coli (1-253/254) 1044A (25)  
│              │└─ Escherichia coli (8-260/261) ATCC 8739 (4)  
│              │    ┌─ Escherichia coli (34-286/287) 042 (6)  
└──────────────┤   ┌┴─ Escherichia coli (1-253/254) TA143   
               │  ┌┴┬─ Escherichia coli (1-253/254) MS 21-1   
               │ ┌┤ └─ Escherichia coli (1-253/254) MS 69-1 (1)  
               │┌┤└─ Escherichia coli (1-253/254) SMS-3-5   
               └┤└─ Escherichia coli (1-253/254) IAI39 (1)  
                │┌─ Escherichia coli (1-253/254) MS 115-1   
                └┤ ┌─ Escherichia coli (1-253/254) 1827-70   
                 │┌┴─ Escherichia coli (1-253/254) 53638 (1)  
                 └┤  ┌─ Escherichia coli (1-253/254) B088 (4)  
                  │ ┌┴─ Escherichia coli (1-253/254) B171 (4)  
                  └┬┴─ Escherichia coli (1-253/254) B7A (1)  
                   └┬─ fig|1040638.4.peg.3757 O104:H4 (1-253/254) str. LB226692 (4)  
                    └┬─ Escherichia coli (1-253/254) 101-1 (4)  
                     └┬─ Escherichia coli (1-253/254) MS 124-1 (1)  
                      └┬─ Escherichia coli (1-253/254) K12 (25)  
                       └┬─ Escherichia coli (1-253/254) MS 78-1   
                        └─ Escherichia coli (1-253/254) O111:H- str. 11128   
  
Electron transfer flavoprotein, beta subunit (28)
Electron transfer flavoprotein, beta subunit FixA (10)
Putative electron transfer flavoprotein subunit YgcR (1)
Others (1)