┌─ Escherichia coli (1-401/553) O55:H7 str. CB9615   
                                                  ┌┴─ fig|1040638.4.peg.3981 O104:H4 str. LB226692  [2] 
                                                 ┌┴┬─ Escherichia coli (1-401/553) O157:H7 str. EC4115   
                                                ┌┤ └─ Escherichia coli (1-401/553) O157:H7 EDL933 (1)  
                                               ┌┤└─ Escherichia coli (1-401/553) ETEC H10407   
                                              ┌┤└─ Escherichia coli (1-401/553) 53638 (1)  
                                              │└┬─ Escherichia coli (1-401/553) E24377A (1)  
                                             ┌┤ └─ Escherichia coli (1-401/553) K12 (58)  
                                            ┌┤└─ Escherichia coli (8-408/560) CFT073 (5)  
                                            │└┬─ Escherichia coli (1-401/553) IAI39 (1)  
                                            │ └┬─ Escherichia coli (1-401/553) TA280   
                                            │  └┬─ Escherichia coli (1-401/553) MS 78-1   
                                           ┌┤   └┬─ Escherichia coli (1-401/553) MS 182-1   
                                           ││    └─ Escherichia coli (1-401/553) EC4100B   
                                           ││┌─ Escherichia coli (8-408/560) APEC O1 (24)  
                                           │└┤ ┌─ Escherichia coli (1-401/553) SMS-3-5   
               ┌───────────────────────────┤ └┬┴─ Escherichia coli (1-401/553) MS 21-1   
               │                           │  └┬─ Escherichia coli (1-401/553) B354 (4)  
               │                           │   └┬─ Escherichia coli (1-401/553) 2362-75   
     ┌─────────┤                           │    └─ Escherichia coli (8-408/560) E2348/69 (2)  
     │         │                           └─ Escherichia coli (1-401/553) 536 (4)  
     │         │                       ┌─ Escherichia coli (1-403/554) ED1a (1)  
     │         └───────────────────────┤┌─ Escherichia coli (1-403/554) IAI39 (1)  
     │                                 └┤┌─ Escherichia coli (1-403/554) E2348/69 (11)  
     │                                  ││   ┌─ Escherichia coli (1-403/554) MS 115-1 (4)  
     │                                  └┤  ┌┴─ Escherichia coli (1-403/551) K12 (7)  
     │                                   │ ┌┴─ Escherichia coli (1-403/554) E24377A (9)  
     │                                   └┬┴─ Escherichia coli (1-403/554) 83972 (5)  
┌────┤                                    └┬─ Escherichia coli (1-403/554) MS 124-1 (1)  
│    │                                     └┬─ Escherichia coli (1-403/554) 1044A (59)  
│    │                                      └┬─ Escherichia coli (1-403/554) B185   
│    │                                       └┬─ Escherichia coli (1-403/554) O157:H7 EDL933 (1)  
│    │                                        └┬─ fig|6666666.5357.peg.65 TY-2482 (1-403/554) strain   
│    │                                         └┬─ fig|1040638.4.peg.770 O104:H4 (1-403/554) str. LB226692 (14)  
│    │                                          └─ Escherichia coli (1-403/554) H736   
│    │                                                             ┌─ Escherichia coli (12-411/546) TA143   
│    └─────────────────────────────────────────────────────────────┤┌─ Escherichia coli (12-411/546) MS 69-1   
│                                                                  ││  ┌─ Escherichia coli (12-411/546) FVEC1302 (3)  
│                                                                  └┤ ┌┴─ Escherichia coli (12-411/546) B354   
│                                                                   │┌┴─ Escherichia coli (12-411/546) MS 21-1   
│                                                                   ││ ┌─ Escherichia coli (12-411/546) H299   
│                                                                   └┤┌┴─ Escherichia coli (12-411/546) 042 (1)  
│                                                                    ││ ┌─ Escherichia coli (12-411/546) WV_060327   
┤                                                                    └┤┌┴─ Escherichia coli (12-411/546) 536   
│                                                                     ││   ┌─ Escherichia coli (12-411/546) E22 (4)  
│                                                                     └┤  ┌┴─ Escherichia coli (1-400/535) B7A   
│                                                                      │ ┌┴┬─ Escherichia coli (12-411/546) HS (1)  
│                                                                      │┌┤ └─ Escherichia coli (12-411/546) 1827-70 (2)  
│                                                                      └┤└─ Escherichia coli (12-411/546) B088 (3)  
│                                                                       │┌─ Escherichia coli (12-411/546) K12 (23)  
│                                                                       └┤ ┌─ Escherichia coli (1-400/535) MS 182-1 (4)  
│                                                                        └┬┴─ Escherichia coli (1-395/530) 101-1 (4)  
│                                                                         └┬─ Escherichia coli (12-411/546) MS 115-1   
│                                                                          └┬─ Escherichia coli (12-411/546) M718   
│                                                                           └─ Escherichia coli (12-411/546) O157:H7 (2)  
│                                             ┌─ Escherichia coli (1-399/533) B354   
│                                             │ ┌─ Escherichia coli (1-399/533) B088   
│                                             │┌┴─ Escherichia coli (1-399/533) MS 115-1   
└─────────────────────────────────────────────┤│      ┌─ Escherichia coli (1-399/533) H299   
                                              ││     ┌┴─ Escherichia coli (1-399/533) FVEC1302 (3)  
                                              ││    ┌┴─ Escherichia coli (1-399/533) SMS-3-5   
                                              ││   ┌┴─ Escherichia coli (1-399/533) 042 (1)  
                                              └┤  ┌┴─ Escherichia coli (1-399/533) TA280 (7)  
                                               │ ┌┴┬─ Escherichia coli (1-400/534) O111:H- str. 11128 (1)  
                                               │ │ └┬─ Escherichia coli (1-399/533) MS 107-1   
                                               │┌┤  └─ Escherichia coli (1-399/533) TA143   
                                               ││└─ Escherichia coli (1-399/533) TA271   
                                               ││   ┌─ Escherichia coli (1-399/533) B str. REL606 (2)  
                                               └┤  ┌┴─ Escherichia coli (1-399/533) MS 187-1   
                                                │ ┌┴─ Escherichia coli (1-399/533) ATCC 8739 (1)  
                                                │┌┴─ Escherichia coli (1-399/533) K12 (14)  
                                                └┤┌─ Escherichia coli (1-399/533) MS 69-1 (13)  
                                                 └┤ ┌─ Escherichia coli (1-399/533) M718   
                                                  │┌┴─ Escherichia coli (1-399/533) E24377A (1)  
                                                  └┤ ┌─ Escherichia coli (1-399/533) MS 124-1 (1)  
                                                   └┬┴─ Escherichia coli (1-399/533) 1125A (24)  
                                                    └┬─ Escherichia coli (1-399/533) B185   
                                                     └┬─ Escherichia coli (1-399/533) E22 (3)  
                                                      └┬─ Escherichia coli (1-399/533) B171 (1)  
                                                       └─ Escherichia coli (1-399/533) KO11 (2)  
  
Methyl-accepting chemotaxis protein IV (dipeptide chemoreceptor protein) (25)
Methyl-accepting chemotaxis protein II (aspartate chemoreceptor protein) (20)
Methyl-accepting chemotaxis protein III (ribose and galactose chemoreceptor protein) (20)
Methyl-accepting chemotaxis protein I (serine chemoreceptor protein) (12)
Others (3)