┌────────────────────────────────────────────────────────────────── Escherichia coli (4-270/277) TA271   
│                                                                   ┌─ Escherichia coli (1-268/270) M718   
┤              ┌────────────────────────────────────────────────────┴─ Escherichia coli (1-268/270) 1044A (26)  
│              │                                                     ┌─ Escherichia coli IAI39 (2)  
│              │                                                    ┌┴─ Escherichia coli MS 21-1   
└──────────────┤                                                   ┌┴┬─ Escherichia coli TA143   
               │                                                 ┌─┤ └─ Escherichia coli 042 (5)  
               │                                                 │ └─ Escherichia coli B354 (1)  
               └─────────────────────────────────────────────────┤┌─ Escherichia coli B185   
                                                                 ││  ┌─ Escherichia coli (1-268/269) 1044A (23)  
                                                                 └┤ ┌┴─ Escherichia coli (1-268/269) O157:H7 EDL933 (1)  
                                                                  │┌┴─ Escherichia coli EC4100B (2)  
                                                                  └┤┌─ Escherichia coli B7A (2)  
                                                                   └┤ ┌─ Escherichia coli K12 (12)  
                                                                    │┌┴─ Escherichia coli H736   
                                                                    └┤ ┌─ Escherichia coli B171 (2)  
                                                                     └┬┴─ Escherichia coli E22 (1)  
                                                                      └┬─ Escherichia coli MS 107-1 (1)  
                                                                       └┬─ Escherichia coli B088 (12)  
                                                                        └┬─ Escherichia coli 1827-70 (4)  
                                                                         └┬─ Escherichia coli MS 124-1 (1)  
                                                                          └─ fig|1040638.4.peg.2746 O104:H4 str. LB226692 (3)  
  
Putative sensory transducer (19)
putative transcriptional regulator (2)
Others (1)