┌─ Escherichia coli IAI39 (1)  
 ┌────────────┴────────────────────────── Escherichia coli 2362-75 (2)  
┌┴─ Escherichia coli SMS-3-5   
┤           ┌───────────── Escherichia coli 1827-70 (4)  
│           │┌───────────── Escherichia coli SE15   
└───────────┤│                              ┌─ Escherichia coli EC4100B (2)  
            ││                 ┌────────────┴───────────── Escherichia coli E110019 (1)  
            └┤                ┌┴─ Escherichia coli B088 (12)  
             │   ┌────────────┴───────────── Escherichia coli MS 145-7   
             │  ┌┴───────────── fig|6666666.5357.peg.3762 TY-2482 (21-422/422) strain (5)  
             │ ┌┴─ Escherichia coli K12 (51)  
             └┬┴───────────── Escherichia coli MS 21-1   
              └┬─────────────────────────── Escherichia coli (22-423/423) CFT073 (6)  
               └────────────┬───────────── Escherichia coli B171 (1)  
                            └┬─ Escherichia coli 1044A (26)  
                             └┬───────────── Escherichia coli B185   
                              └──────────┬─ Escherichia coli O157:H7 EDL933 (1)  
                                         └─┬────────────────────────── Escherichia coli MS 200-1   
                                           └─ Escherichia coli O55:H7 str. CB9615   
  

  
Putative transport protein/putative regulator
 (18)
  
 Others 
(1)