┌─ Escherichia coli 1044A (21)  
                                                   ┌┴─ Escherichia coli O157:H7 EDL933 (1)  
                                                  ┌┴┬─ Escherichia coli B171 (8)  
                                                 ┌┤ └─ Escherichia coli 101-1 (8)  
                                                 │└┬─ Escherichia coli WV_060327   
                                                ┌┤ └─ fig|1040638.4.peg.3874 O104:H4 str. LB226692 (36)  
                                                │└┬─ Escherichia coli 536 (23)  
                                               ┌┤ └─ Escherichia coli TA280   
                                              ┌┤└─ Escherichia coli M718 (4)  
              ┌───────────────────────────────┤└─ Escherichia coli K12 (16)  
              │                               └─ Escherichia coli MS 116-1 (2)  
┌─────────────┤                                                     ┌─ Escherichia coli (3-202/206) SMS-3-5   
│             └─────────────────────────────────────────────────────┤┌─ Escherichia coli (3-202/206) IAI39 (1)  
│                                                                   └┤ ┌─ Escherichia coli (3-202/206) E24377A (3)  
│                                                                    │┌┴─ Escherichia coli (3-202/206) 53638 (3)  
│                                                                    └┤ ┌─ Escherichia coli (3-202/206) H299   
│                                                                     └┬┴─ Escherichia coli (3-202/206) O103:H2 str. 12009   
│                                                                      └┬─ Escherichia coli (3-205/206) MS 115-1   
│                                                                       └─ fig|1040638.4.peg.1237 O104:H4 (3-202/206) str. LB226692 (113)  
│                                                                       ┌─ Escherichia coli (13-202/206) H299   
│                                                                      ┌┴─ Escherichia coli (13-202/206) B354   
┤                                                                     ┌┴─ Escherichia coli (11-200/204) NC101 (1)  
│                                                                    ┌┴┬─ Escherichia coli (11-200/204) SE15   
│                                                                   ┌┤ └─ Escherichia coli (11-200/204) 536 (25)  
│                                                                  ┌┤└─ Escherichia coli (11-200/204) TA280   
│                                                                 ┌┤└─ Escherichia coli (11-200/204) B str. REL606 (13)  
│                                                                ┌┤└─ Escherichia coli (11-200/204) E24377A (3)  
│                                                               ┌┤└─ Escherichia coli (13-202/206) 53638 (6)  
│                                                              ┌┤└─ fig|1040638.4.peg.1236 O104:H4 (11-200/204) str. LB226692 (58)  
│                                                              │└┬─ Escherichia coli (11-200/204) MS 124-1 (8)  
│             ┌────────────────────────────────────────────────┤ └─ Escherichia coli (13-202/206) ETEC H10407   
│             │                                                └─ Escherichia coli (11-200/204) 1125A   
└─────────────┤                                    ┌─ Escherichia coli (8-202/210) M605 (1)  
              │                                    │    ┌─ Escherichia coli (8-202/210) ED1a (1)  
              │                                    │   ┌┴─ Escherichia coli (8-202/210) TA206   
              └────────────────────────────────────┤  ┌┴─ Escherichia coli (8-202/210) H299 (1)  
                                                   │ ┌┴┬─ Escherichia coli (21-216/224) CFT073 (5)  
                                                   │┌┤ └─ Escherichia coli (21-216/224) E2348/69 (2)  
                                                   ││└─ Escherichia coli (21-216/224) F11 (4)  
                                                   └┤ ┌─ Escherichia coli (8-202/210) MS 78-1   
                                                    │┌┴─ Escherichia coli (8-202/210) MS 116-1   
                                                    ││ ┌─ Escherichia coli (21-215/223) K12 (47)  
                                                    └┤┌┴─ Escherichia coli (13-207/215) B7A (1)  
                                                     ││  ┌─ Escherichia coli (21-215/223) B088 (9)  
                                                     └┤ ┌┴─ Escherichia coli (8-202/210) O103:H2 str. 12009   
                                                      │┌┴─ Escherichia coli (21-215/223) 042 (1)  
                                                      └┤ ┌─ Escherichia coli (8-202/210) TA280   
                                                       │┌┴─ Escherichia coli (8-202/210) IAI39 (2)  
                                                       └┤ ┌─ Escherichia coli (8-202/210) B185   
                                                        └┬┴─ Escherichia coli (8-202/210) SMS-3-5   
                                                         └┬─ Escherichia coli (8-202/210) O55:H7 str. CB9615   
                                                          └─ Escherichia coli (13-207/215) O157:H7 (26)  
  
Threonine efflux protein (15)
Putative transport protein (10)
L-lysine permease (10)
Putative efflux protein in 2-methylcitrate synthase cluster (7)
Homoserine/homoserine lactone efflux protein (7)
Others (3)