┌─ Escherichia coli str. K-12 substr. DH10B   
                               ┌┴─ Escherichia coli MS 115-1   
                              ┌┴─ Escherichia coli K12 (51)  
                             ┌┴─ Escherichia coli (14-457/457) 042 (48)  
                            ┌┴─ Escherichia coli (1-437/459) B7A (1)  
                           ┌┴┬─ Escherichia coli MS 69-1   
                           │ └┬─ Escherichia coli B185   
                          ┌┤  └┬─ Escherichia coli O127:H6 str. E2348/69   
                          ││   └─ Escherichia coli B088   
                          │└─ Escherichia coli IAI39 (1)  
 ┌────────────────────────┤  ┌─ Escherichia coli UTI89 (1)  
 │                        │ ┌┴─ Escherichia coli 83972 (10)  
 │                        └┬┴─ Escherichia coli IHE3034   
┌┤                         └┬─ Escherichia coli TA206   
││                          └┬─ Escherichia coli ED1a (1)  
││                           └─ Escherichia coli 536 (4)  
│└─────────────────────────────────────────────────────────────────┬─ Escherichia coli (11-417/418) 53638 (1)  
│                                                                  └┬─ Escherichia coli (8-414/415) NC101   
│                                                                   └┬─ Escherichia coli (8-414/415) APEC O1 (4)  
│                                                                    └┬─ Escherichia coli (8-414/415) MS 200-1   
│                                                                     └┬─ Escherichia coli (8-414/415) H299 (3)  
│                                                                      └┬─ Escherichia coli (8-414/415) MS 107-1   
│                                                                       └─ Escherichia coli (8-414/415) 536 (3)  
│                                               ┌─ Escherichia coli (11-466/472) B str. REL606 (3)  
│                                              ┌┴─ Escherichia coli (8-463/469) 53638 (1)  
│                                             ┌┴┬─ Escherichia coli (11-466/472) 1827-70 (2)  
│                                            ┌┤ └─ fig|1040638.4.peg.1278 O104:H4 (11-466/472) str. LB226692 (22)  
│                                           ┌┤└─ Escherichia coli (11-466/472) IAI39 (1)  
│                                          ┌┤└─ Escherichia coli (8-463/469) K12 (52)  
│                                         ┌┤└─ Escherichia coli (8-463/469) IAI1 (1)  
│                                        ┌┤└─ Escherichia coli (11-466/472) M718   
│                                       ┌┤└─ Escherichia coli (11-466/472) O111:H- str. 11128   
│                                       │└─ Escherichia coli (8-463/469) O157:H7 EDL933 (1)  
│                                      ┌┤┌─ Escherichia coli (28-483/489) 042 (5)  
│                                      │││  ┌─ Escherichia coli (11-466/472) 2362-75 (1)  
│                                      │└┤ ┌┴─ Escherichia coli (1-446/452) O127:H6 str. E2348/69   
┤                                      │ │┌┴┬─ Escherichia coli (8-463/469) TA206   
│                                      │ └┤ └─ Escherichia coli (11-466/472) ED1a (3)  
│            ┌─────────────────────────┤  └┬─ Escherichia coli (11-466/472) 536 (1)  
│            │                         │   └┬─ Escherichia coli (8-463/469) APEC O1 (13)  
│            │                         │    └┬─ Escherichia coli (12-466/472) MS 185-1   
│            │                         │     └─ Escherichia coli (11-466/472) 83972 (4)  
│            │                         └─ Escherichia coli (1-446/452) O157:H7 str. EC4486   
│      ┌─────┤                   ┌─ Escherichia coli (7-460/461) O127:H6 str. E2348/69   
│      │     │                  ┌┴─ Escherichia coli (7-460/461) E2348/69   
│      │     │                 ┌┴─ Escherichia coli (7-460/461) 2362-75   
│      │     │                 │    ┌─ Escherichia coli (7-460/461) IAI39 (2)  
│      │     │                 │   ┌┴─ Escherichia coli (7-460/461) H299   
│      │     └─────────────────┤  ┌┴─ Escherichia coli (7-460/461) SMS-3-5   
│      │                       │ ┌┴─ Escherichia coli (7-460/461) M605 (1)  
│      │                       │┌┴─ Escherichia coli (7-460/461) 536 (24)  
│      │                       └┤ ┌─ Escherichia coli (7-460/461) K12 (24)  
│      │                        └┬┴─ Escherichia coli (7-460/461) ATCC 8739 (1)  
│      │                         └┬─ Escherichia coli (7-460/461) FVEC1302 (3)  
│      │                          └┬─ Escherichia coli (7-460/461) B354   
│      │                           └─ Escherichia coli (7-460/461) 042 (2)  
│      │                       ┌─ Escherichia coli WV_060327   
│      │                      ┌┴─ Escherichia coli 2362-75 (2)  
│      │                     ┌┴─ Escherichia coli SE15   
└──────┤                    ┌┴┬─ Escherichia coli O83:H1 str. NRG 857C (1)  
       │                   ┌┤ └─ Escherichia coli APEC O1 (3)  
       │                   │└┬─ Escherichia coli 83972 (1)  
       │                  ┌┤ └┬─ Escherichia coli ED1a (1)  
       │                  ││  └─ Escherichia coli 536 (7)  
       │                  │└┬─ Escherichia coli B354   
       │                 ┌┤ └┬─ Escherichia coli FVEC1302 (4)  
       │                 ││  └─ Escherichia coli MS 69-1   
       │                 │└┬─ Escherichia coli M605   
       │                ┌┤ └┬─ Escherichia coli IAI39 (1)  
       │                ││  └─ Escherichia coli SMS-3-5   
       │               ┌┤└─ Escherichia coli H299   
       │              ┌┤└─ Escherichia coli TA280   
       │              │└─ Escherichia coli 042 (1)  
       │              │   ┌─ Escherichia coli O111:H- str. 11128   
       │              │  ┌┴─ Escherichia coli O26:H11 str. 11368   
       └──────────────┤ ┌┴─ fig|1040638.4.peg.1034 O104:H4 str. LB226692 (3)  
                      │┌┴─ Escherichia coli E110019 (1)  
                      ││     ┌─ Escherichia coli HS (1)  
                      ││    ┌┴─ Escherichia coli SE11   
                      ││   ┌┴─ Escherichia coli TA271   
                      └┤  ┌┴┬─ Escherichia coli B185   
                       │ ┌┤ └─ Escherichia coli M718   
                       │ │└┬─ Escherichia coli B088 (8)  
                       │┌┤ └─ Escherichia coli EC4100B   
                       └┤└─ Escherichia coli B7A (9)  
                        │┌─ Escherichia coli E24377A (3)  
                        └┤ ┌─ Escherichia coli K12 (13)  
                         │┌┴─ Escherichia coli 53638 (1)  
                         └┤ ┌─ Escherichia coli MS 115-1   
                          └┬┴─ Escherichia coli 101-1 (7)  
                           └┬─ Escherichia coli O55:H7 str. CB9615   
                            └┬─ Escherichia coli O157:H7 EDL933   
                             └┬─ Escherichia coli 1044A (21)  
                              └─ Escherichia coli 1212A (1)  
  
Response regulator of zinc sigma-54-dependent two-component system (37)
Nitrogen regulation protein NR(I) (19)
Putative sensory histidine kinase YfhA (16)
Acetoacetate metabolism regulatory protein AtoC (13)
Phosphoglycerate transport system transcriptional regulatory protein PgtA (7)
Others (2)