┌─ Escherichia coli 1044A (22)  
                                                                       ┌┴─ Escherichia coli O157:H7 EDL933   
                                                                      ┌┴┬─ Escherichia coli MS 185-1   
                                                                     ┌┤ └─ Escherichia coli 536 (23)  
                                                                     │└┬─ Escherichia coli WV_060327   
                                                                    ┌┤ └─ Escherichia coli NC101   
                                                                    ││ ┌─ Escherichia coli K12 (29)  
                                                                    │└┬┴─ Escherichia coli 042 (2)  
                                                                   ┌┤ └┬─ Escherichia coli MS 107-1   
                                                                   ││  └┬─ fig|1040638.4.peg.2121 O104:H4 str. LB226692 (25)  
                                                                   ││   └─ Escherichia coli MS 115-1   
                                       ┌───────────────────────────┤└┬─ Escherichia coli TA280   
                                       │                           │ └─ Escherichia coli (1-489/490) MS 21-1 (7)  
                                       │                           └┬─ Escherichia coli M718   
┌──────────────────────────────────────┤                            └┬─ Escherichia coli 2362-75 (1)  
│                                      │                             └─ Escherichia coli IAI39 (2)  
│                                      │                        ┌─ Escherichia coli (1-472/487) 042   
│                                      └────────────────────────┤┌─ Escherichia coli (11-485/500) HS (1)  
│                                                               ││   ┌─ Escherichia coli (11-485/500) B171 (25)  
│                                                               └┤  ┌┴─ fig|1040638.4.peg.3685 O104:H4 (11-485/500) str. LB226692 (3)  
│                                                                │ ┌┴─ Escherichia coli (11-485/500) SE11   
│                                                                │┌┴─ Escherichia coli (11-485/500) K12 (31)  
│                                                                └┤┌─ Escherichia coli (11-485/500) MS 198-1   
│                                                                 └┤ ┌─ Escherichia coli (11-485/500) 1125A (11)  
│                                                                  └┬┴─ Escherichia coli (11-485/500) 1044A (17)  
│                                                                   └┬─ Escherichia coli (1-472/487) E2348/69   
│                                                                    └┬─ Escherichia coli (11-485/500) M605   
│                                                                     └─ Escherichia coli (11-485/500) 2362-75 (25)  
│                                                                             ┌─ Escherichia coli (1-476/485) NC101 (1)  
│                                                                            ┌┴─ Escherichia coli (1-476/485) MS 21-1   
│                                                                           ┌┴┬─ Escherichia coli (1-476/485) SMS-3-5   
┤                                                                          ┌┤ └─ Escherichia coli (1-476/485) 042 (1)  
│                                                                         ┌┤└─ Escherichia coli (1-476/485) 2362-75 (27)  
│                                                                         │└┬─ Escherichia coli (1-476/485) IAI1 (3)  
│                                                                        ┌┤ └─ Escherichia coli (1-476/485) 1827-70 (2)  
│                                                                       ┌┤└─ Escherichia coli (1-476/485) H591   
│                                                                       │└┬─ Escherichia coli (1-476/485) K12 (22)  
│                                                                       │ └┬─ fig|1040638.4.peg.1179 O104:H4 (1-476/485) str. LB226692 (3)  
│                                                                      ┌┤  └┬─ Escherichia coli (1-476/485) B171 (1)  
│                                                                      ││   └─ Escherichia coli (1-476/485) 101-1 (14)  
│                                                                     ┌┤└┬─ Escherichia coli (1-476/485) MS 182-1   
│                                                                     ││ └─ Escherichia coli (1-476/485) EC4100B (1)  
│                                                                    ┌┤└─ Escherichia coli (1-476/485) MS 146-1   
│                                                                    │└┬─ Escherichia coli (1-475/484) O157:H7 str. EC4024   
│                                                                   ┌┤ └┬─ Escherichia coli (1-476/485) M718   
│                                                                   ││  └─ Escherichia coli (1-476/485) 1044A (26)  
│                                                                  ┌┤└─ Escherichia coli (1-476/485) TA280   
│                                          ┌───────────────────────┤└─ Escherichia coli (1-476/485) TA143   
│                                          │                       └─ Escherichia coli (1-476/485) B354 (4)  
└──────────────────────────────────────────┤                    ┌─ Escherichia coli (7-478/493) 2362-75 (4)  
                                           │                   ┌┴─ Escherichia coli (7-478/493) TA206   
                                           └───────────────────┤ ┌─ Escherichia coli (7-478/493) 83972 (17)  
                                                               │┌┴─ Escherichia coli (7-478/493) 536 (4)  
                                                               └┤┌─ Escherichia coli (7-478/493) IAI39 (1)  
                                                                ││  ┌─ Escherichia coli (7-478/493) K12 (14)  
                                                                └┤ ┌┴─ Escherichia coli (7-478/493) H736 (1)  
                                                                 │┌┴─ Escherichia coli (7-478/493) B171 (5)  
                                                                 └┤┌─ Escherichia coli (7-478/493) TA271   
                                                                  ││   ┌─ Escherichia coli (7-478/493) MS 182-1   
                                                                  └┤  ┌┴─ Escherichia coli (7-478/493) B7A (4)  
                                                                   │ ┌┴─ Escherichia coli (7-478/493) KO11 (2)  
                                                                   │┌┴─ Escherichia coli (7-478/493) E24377A (1)  
                                                                   └┤┌─ fig|1040638.4.peg.5056 O104:H4 (7-478/493) str. LB226692 (14)  
                                                                    └┤┌─ Escherichia coli (7-478/493) SMS-3-5   
                                                                     └┤ ┌─ Escherichia coli (7-478/493) MS 69-1   
                                                                      │┌┴─ Escherichia coli (7-478/493) ATCC 8739 (1)  
                                                                      └┤  ┌─ Escherichia coli (7-478/493) FVEC1302 (2)  
                                                                       │ ┌┴─ Escherichia coli (7-478/493) MS 198-1   
                                                                       └┬┴─ Escherichia coli (7-478/493) 042 (12)  
                                                                        └┬─ Escherichia coli (7-478/493) M718   
                                                                         └┬─ Escherichia coli (7-478/493) O157:H7 str. FRIK966   
                                                                          └┬─ Escherichia coli (7-478/493) O157:H7 EDL933 (1)  
                                                                           └┬─ Escherichia coli (7-478/493) O55:H7 str. CB9615   
                                                                            └─ Escherichia coli (7-478/493) 1044A (21)  
  
Di/tripeptide permease YbgH (24)
Di/tripeptide permease YjdL (20)
Di/tripeptide permease DtpB (15)
Di/tripeptide permease DtpA (11)
Others (4)