┌─ Escherichia coli (15-225/228) O157:H7 EDL933 (1)  
                                                                  ┌┴─ Escherichia coli (15-225/228) TA143   
                                                                 ┌┴─ Escherichia coli (15-225/228) K12 (104)  
                                                                ┌┴─ Escherichia coli (15-225/228) M718   
┌───────────────────────────────────────────────────────────────┴┬─ Escherichia coli (15-225/228) H299   
│                                                                └─ Escherichia coli (15-225/228) 042 (12)  
│                                                                    ┌─ Escherichia coli (5-240/254) MS 78-1   
│                                                                   ┌┴─ Escherichia coli (5-240/254) W   
│                                                                  ┌┴─ Escherichia coli (5-240/254) K12 (67)  
│                                                                 ┌┴─ Escherichia coli (5-240/254) 83972 (5)  
┤                                                                ┌┴─ Escherichia coli (5-240/254) O103:H2 str. 12009   
│                                                               ┌┴─ Escherichia coli (5-240/254) 2362-75 (19)  
│     ┌─────────────────────────────────────────────────────────┴─ Escherichia coli (25-260/274) F11 (1)  
│     │                                                         ┌─ Escherichia coli (7-247/249) 536 (1)  
│     │                                                        ┌┴─ Escherichia coli (7-247/249) APEC O1 (7)  
│     │                                                       ┌┴─ Escherichia coli (7-247/249) M605 (3)  
└─────┤                    ┌──────────────────────────────────┴─ Escherichia coli (7-247/249) 2362-75 (16)  
      │                    │                                            ┌─ Escherichia coli (4-251/258) H299   
      │                    │                                           ┌┴─ Escherichia coli (4-251/258) 536 (3)  
      │                    │                                          ┌┴─ Escherichia coli (9-256/263) 042 (36)  
      │                    │                                         ┌┴─ Escherichia coli (4-251/258) B185 (1)  
      └────────────────────┤                                        ┌┴─ Escherichia coli (9-256/263) K12 (79)  
                           │                                       ┌┴─ Escherichia coli (4-251/258) MS 116-1   
                           │        ┌──────────────────────────────┴─ Escherichia coli (4-251/258) 101-1 (6)  
                           │        │                        ┌─ Escherichia coli 1827-70 (3)  
                           │        │                       ┌┴─ Escherichia coli (1-256/257) 101-1 (4)  
                           └────────┤                      ┌┴─ Escherichia coli B171 (1)  
                                    │                      │     ┌─ Escherichia coli TA143   
                                    │                      │    ┌┴─ Escherichia coli SMS-3-5   
                                    └──────────────────────┤   ┌┴─ Escherichia coli ETEC H10407 (2)  
                                                           │  ┌┴┬─ Escherichia coli (1-256/257) O26:H11 str. 11368   
                                                           │ ┌┤ └─ Escherichia coli K12 (29)  
                                                           │┌┤└─ Escherichia coli E24377A (1)  
                                                           └┤└─ fig|1040638.4.peg.734 O104:H4 str. LB226692 (49)  
                                                            │┌─ Escherichia coli O157:H7 EDL933 (1)  
                                                            └┤ ┌─ Escherichia coli H299   
                                                             │┌┴─ fig|6666666.5357.peg.46 TY-2482 strain   
                                                             └┤ ┌─ Escherichia coli MS 69-1   
                                                              └┬┴─ Escherichia coli B088 (2)  
                                                               └┬─ Escherichia coli APEC O1 (5)  
                                                                └┬─ Escherichia coli O127:H6 str. E2348/69   
                                                                 └─ Escherichia coli 536 (16)  
  
Uxu operon transcriptional regulator (16)
Hexuronate utilization operon transcriptional repressor ExuR (10)
Glycolate utilization operon transcriptional activator GlcC (7)
Transcriptional regulator, GntR family (5)
putative regulator (1)
COG1802: Transcriptional regulators (1)
Others (2)