┌────────────────────────────────────── Escherichia coli (431-665/683) ETEC H10407   
│                                                                      ┌─ Escherichia coli (27-232/238) H736 (2)  
│                                                                     ┌┴─ Escherichia coli (27-232/238) KO11 (4)  
│                                                                    ┌┴─ Escherichia coli (27-232/238) 53638 (3)  
┤                                                                   ┌┴─ Escherichia coli (27-232/238) FVEC1412 (2)  
│                                                                  ┌┴┬─ Escherichia coli (27-232/238) TA280   
│                                                                  │ └┬─ Escherichia coli (27-232/238) 042 (1)  
│                     ┌────────────────────────────────────────────┤  └─ Escherichia coli (27-232/238) TA271 (1)  
│                     │                                            └┬─ Escherichia coli (28-233/239) NC101 (1)  
└─────────────────────┤                                             └─ Escherichia coli (28-233/239) MS 21-1   
                      │          ┌─ Escherichia coli M718   
                      └──────────┤┌─ Escherichia coli HS (1)  
                                 └┤ ┌─ Escherichia coli MS 107-1   
                                  │┌┴─ Escherichia coli K12 (24)  
                                  └┤┌─ fig|1040638.4.peg.3453 O104:H4 str. LB226692 (84)  
                                   └┤ ┌─ Escherichia coli MS 187-1   
                                    │┌┴─ Escherichia coli TA206   
                                    └┤ ┌─ Escherichia coli MS 196-1   
                                     │┌┴─ Escherichia coli TA143   
                                     └┤ ┌─ Escherichia coli 53638 (3)  
                                      └┬┴─ Escherichia coli SE15   
                                       └┬─ Escherichia coli IHE3034 (3)  
                                        └─ Escherichia coli APEC O1 (3)  
  
RNA polymerase sigma factor for flagellar operon (21)
RNA polymerase sigma factor RpoD (1)
Others (1)