┌─ Escherichia coli (31-289/309) EC4100B   
                                    ┌┴─ Escherichia coli (31-289/309) MS 124-1 (1)  
                                   ┌┴─ Escherichia coli (31-289/309) K12 (49)  
                                  ┌┴┬─ Escherichia coli (31-289/309) S88   
                                 ┌┤ └─ Escherichia coli (31-289/309) 101-1   
                                 │└┬─ Escherichia coli (31-289/309) O111:H- str. 11128   
                                ┌┤ └─ Escherichia coli (38-296/316) E110019 (2)  
                                │└┬─ Escherichia coli (31-289/309) 1044A (25)  
                               ┌┤ └┬─ Escherichia coli (38-296/316) E2348/69 (1)  
                               ││  └─ Escherichia coli (31-289/309) 2362-75   
                              ┌┤└─ fig|1040638.4.peg.3590 O104:H4 (31-289/309) str. LB226692 (31)  
                              │└┬─ Escherichia coli (31-289/309) B354   
                             ┌┤ └─ Escherichia coli (31-289/309) MS 200-1   
                            ┌┤└─ Escherichia coli (31-289/309) TA280   
         ┌──────────────────┤└─ Escherichia coli (31-289/309) APEC O1 (8)  
         │                  └─ Escherichia coli (31-289/309) OP50   
         │                                                          ┌─ Escherichia coli (38-302/305) TA143   
┌────────┤                                                         ┌┴─ Escherichia coli (38-294/302) 1044A (25)  
│        │    ┌────────────────────────────────────────────────────┴─ Escherichia coli (38-294/305) MS 196-1   
│        └────┤                ┌─ Escherichia coli (34-298/298) IAI39 (1)  
│             └────────────────┤ ┌─ Escherichia coli (34-298/298) K12 (43)  
│                              └┬┴─ Escherichia coli (34-298/298) O157:H7 EDL933  [2] 
│                               └┬─ fig|1040638.4.peg.1684 O104:H4 str. LB226692   
│                                └┬─ Escherichia coli (34-298/298) IHE3034   
│                                 └┬─ Escherichia coli (20-284/284) O127:H6 str. E2348/69 (76)  
│                                  └┬─ Escherichia coli (34-298/298) ED1a (1)  
│                                   └┬── Escherichia coli (1-255/259) O157:H7 str. EC4024   
│                                    └─ Escherichia coli (34-298/298) TA280   
│                                  ┌─ Escherichia coli (29-285/310) K12 (68)  
│                                 ┌┴─ Escherichia coli (29-285/310) O103:H2 str. 12009   
┤                                ┌┴─ Escherichia coli (29-285/310) O55:H7 str. CB9615   
│                               ┌┴─ Escherichia coli (29-285/310) M605 (1)  
│                              ┌┴┬─ Escherichia coli (29-285/310) MS 185-1   
│                             ┌┤ └─ Escherichia coli (29-285/310) 83972 (4)  
│                            ┌┤└─ Escherichia coli (29-285/310) 2362-75   
│                            │└┬─ Escherichia coli (29-285/310) 536 (4)  
│      ┌─────────────────────┤ └─ Escherichia coli (29-285/310) 042 (37)  
│      │                     └─ Escherichia coli (29-285/310) WV_060327   
│      │                            ┌─ Escherichia coli (30-296/301) ED1a (1)  
│      │                           ┌┴─ Escherichia coli (30-286/298) 101-1 (9)  
│      │                          ┌┴─ Escherichia coli (30-296/301) F11 (1)  
│      │                         ┌┴┬─ Escherichia coli (30-296/301) 2362-75 (3)  
│      │                        ┌┤ └─ Escherichia coli (30-296/301) 536 (15)  
│      │                        │└┬─ Escherichia coli (30-296/301) WV_060327   
└──────┤  ┌─────────────────────┤ └─ Escherichia coli (30-296/301) NC101   
       │  │                     └─ Escherichia coli (30-296/301) APEC O1 (2)  
       │  │                                ┌─ fig|6666666.5357.peg.4889 TY-2482 (31-292/308) strain (11)  
       │  │                               ┌┴─ Escherichia coli (31-292/308) O103:H2 str. 12009   
       │  │                              ┌┴─ Escherichia coli (31-292/308) E110019 (1)  
       │  │                             ┌┴┬─ Escherichia coli (31-292/308) B185   
       │  │                            ┌┤ └─ Escherichia coli (31-292/308) FVEC1302 (3)  
       │  │                           ┌┤└─ Escherichia coli (31-292/308) MS 119-7   
       └──┤                           │└┬─ Escherichia coli (31-292/308) TA280   
          │                          ┌┤ └─ Escherichia coli (31-292/308) K12 (69)  
          │                          │└┬─ Escherichia coli (31-292/308) H299   
          │                          │ └┬─ Escherichia coli (31-292/308) NC101 (1)  
          │     ┌────────────────────┤  └┬─ Escherichia coli (31-292/308) O83:H1 str. NRG 857C (1)  
          │     │                    │   └┬─ Escherichia coli (31-292/308) 2362-75 (16)  
          │     │                    │    └─ Escherichia coli (31-292/308) APEC O1 (7)  
          │     │                    └┬─ Escherichia coli (31-292/308) SMS-3-5   
          └─────┤                     └─ Escherichia coli (31-281/308) ETEC H10407   
                │                  ┌─ Escherichia coli (34-291/310) TA271   
                │                 ┌┴─ Escherichia coli (34-287/297) 1827-70   
                │                 │   ┌─ Escherichia coli (34-291/310) K12 (6)  
                └─────────────────┤  ┌┴─ Escherichia coli (34-291/310) E110019 (1)  
                                  │ ┌┴─ Escherichia coli (34-291/310) 101-1 (32)  
                                  │┌┴─ fig|1040638.4.peg.5465 O104:H4 (34-291/310) str. LB226692 (7)  
                                  └┤┌─ Escherichia coli (34-293/310) FVEC1302 (4)  
                                   └┤┌─ Escherichia coli (34-293/310) B354 (4)  
                                    └┤  ┌─ Escherichia coli (34-291/310) B7A (4)  
                                     │ ┌┴─ Escherichia coli (34-291/310) IAI1 (1)  
                                     └┬┴─ Escherichia coli (34-291/310) MS 145-7   
                                      └┬─ Escherichia coli (34-287/297) UM146   
                                       └┬─ Escherichia coli (34-291/310) SE15   
                                        └┬─ Escherichia coli (34-291/310) WV_060327   
                                         └─ Escherichia coli (34-291/310) 536 (23)  
  
Hypothetical lysR-family transcriptional regulator YdhB (18)
Hypothetical transcriptional regulator yeeY (15)
Putative HTH-type transcriptional regulator yahB (14)
DNA-binding transcriptional activator of the allD operon (14)
LysR-family transcriptional regulator YhaJ (8)
Putative transcriptional regulator (3)
Others (4)