┌─ Escherichia coli (1-301/306) TA280   
                                                            ┌┴─ Escherichia coli (1-301/306) CFT073 (1)  
                                                           ┌┴─ Escherichia coli (1-301/306) MS 21-1   
                                                          ┌┴┬─ Escherichia coli (1-301/306) 2362-75 (2)  
                                                          │ └┬─ Escherichia coli (1-301/306) TA271   
                                                         ┌┤  └─ Escherichia coli (1-301/306) 1044A (24)  
                                                        ┌┤└─ Escherichia coli (1-301/306) K12 (96)  
                      ┌─────────────────────────────────┤└─ Escherichia coli (1-301/306) MS 196-1   
          ┌───────────┤                                 └─ Escherichia coli (1-301/306) O111:H- str. 11128   
          │           └─────────────────────────────────┬─ Escherichia coli ED1a (1)  
          │                                             └┬─ Escherichia coli B185 (1)  
      ┌───┤                                              └┬─ Escherichia coli O111:H- str. 11128   
      │   │                                               └─ Escherichia coli K12 (72)  
      │   └───────────────────────────────────────────────────────┬─ Escherichia coli (1-302/306) EC4100B   
      │                                                           └┬─ Escherichia coli (1-302/306) O26:H11 str. 11368   
      │                                                            └┬─ Escherichia coli (1-302/306) K12 (119)  
┌─────┤                                                             └┬─ Escherichia coli (1-302/306) O157:H7 EDL933  [2] 
│     │                                                              └┬─ Escherichia coli (1-302/306) TA206   
│     │                                                               └─ Escherichia coli (1-302/306) APEC O1 (6)  
│     │                                                      ┌─ Escherichia coli (1-304/314) 2362-75   
│     └──────────────────────────────────────────────────────┤ ┌─ Escherichia coli (1-304/314) 536 (18)  
│                                                            │┌┴─ Escherichia coli (1-304/314) APEC O1 (6)  
│                                                            └┤┌─ Escherichia coli (1-304/314) M718   
│                                                             └┤┌─ Escherichia coli (1-304/314) MS 119-7   
┤                                                              └┤ ┌─ Escherichia coli (1-304/314) IAI39 (3)  
│                                                               └┬┴─ Escherichia coli (1-304/314) O26:H11 str. 11368   
│                                                                └┬─ Escherichia coli (1-304/314) K12 (69)  
│                                                                 └┬─ Escherichia coli (1-304/314) H299   
│                                                                  └┬─ Escherichia coli (1-304/314) FVEC1302 (3)  
│                                                                   └┬─ Escherichia coli (1-304/314) MS 116-1   
│                                                                    └┬─ Escherichia coli (1-304/314) O55:H7 str. CB9615   
│                                                                     └─ Escherichia coli (1-304/314) 1044A (24)  
│                                                           ┌─ Escherichia coli TA280   
└───────────────────────────────────────────────────────────┤┌─ Escherichia coli MS 145-7   
                                                            └┤┌─ Escherichia coli 042 (1)  
                                                             ││ ┌─ Escherichia coli K12 (87)  
                                                             └┤┌┴─ Escherichia coli MS 182-1   
                                                              ││  ┌─ Escherichia coli WV_060327   
                                                              └┤ ┌┴─ Escherichia coli O83:H1 str. NRG 857C   
                                                               │┌┴┬─ Escherichia coli M605   
                                                               └┤ └─ Escherichia coli NC101 (1)  
                                                                │┌─ Escherichia coli ED1a (1)  
                                                                └┤ ┌─ Escherichia coli 83972 (13)  
                                                                 └┬┴─ Escherichia coli E2348/69 (1)  
                                                                  └┬─ Escherichia coli 2362-75 (15)  
                                                                   └─ Escherichia coli SMS-3-5   
  
Peptide transport system permease protein sapB (TC 3.A.1.5.5) (14)
Nickel transport system permease protein NikB (TC 3.A.1.5.3) (13)
Oligopeptide transport system permease protein OppB (TC 3.A.1.5.1) (12)
Dipeptide transport system permease protein DppB (TC 3.A.1.5.2) (4)
Glutothione ABC transporter permease protein (3)