┌─ Escherichia coli (3-104/105) K12 (105)  
                                                     ┌┴─ Escherichia coli (3-105/105) 101-1 (5)  
                                                    ┌┴┬─ Escherichia coli (53-154/155) B171 (1)  
                                                   ┌┤ └─ Escherichia coli (3-104/105) SMS-3-5   
                                           ┌───────┤└─ Escherichia coli (3-104/105) MS 21-1   
                                         ┌─┤       └─ Escherichia coli (53-154/155) CFT073 (14)  
 ┌───────────────────────────────────────┤ └── Escherichia coli (3-104/105) MS 182-1   
 │                                       └─ Escherichia coli (3-104/105) O157:H7 str. EC4024   
┌┤                                             ┌─ Escherichia coli MS 124-1 (1)  
│└─────────────────────────────────────────────┤┌─ Escherichia coli IAI39 (1)  
│                                              └┤ ┌─ Escherichia coli K12 (109)  
│                                               └┬┴─ Escherichia coli 2362-75 (1)  
┤                                                └┬─ Escherichia coli 83972 (5)  
│                                                 └─ Escherichia coli B171 (4)  
│       ┌────────────────────────────────────────────────── Escherichia coli (6-107/109) 042 (2)  
│       │                                                         ┌─ Escherichia coli (8-108/133) MS 69-1   
└───────┤                           ┌─────────────────────────────┴─ Escherichia coli (8-108/133) 536 (9)  
        │                 ┌─────────┴──────────────────────────────── Escherichia coli (4-103/109) 536 (10)  
        │          ┌──────┴────────────────────────────── Escherichia coli (4-112/115) 042 (13)  
        └──────────┤                        ┌─ Escherichia coli (4-108/110) WV_060327   
                   └────────────────────────┤┌─ Escherichia coli (64-168/170) CFT073 (52)  
                                            └┤ ┌─ Escherichia coli (22-124/128) B088 (14)  
                                             └┬┴─ Escherichia coli (4-106/110) B str. REL606 (3)  
                                              └┬─ Escherichia coli (22-124/128) O157:H7 str. EC4486 (17)  
                                               └┬─ Escherichia coli (4-106/110) K12 (6)  
                                                └─ Escherichia coli (11-113/117) O157:H7 str. EC4486 (24)  
  

  
Ethidium bromide-methyl viologen resistance protein EmrE
 (11)
  
Quaternary ammonium compound-resistance protein sugE
 (8)
  
Spermidine export protein mdtJ
 (6)
  
Spermidine export protein mdtI
 (1)