┌─ Escherichia coli (1-239/532) 1044A (20)  
                ┌────────────────┴─ Escherichia coli (11-249/542) O157:H7 EDL933   
        ┌───────┴─ Escherichia coli (1-239/532) O55:H7 str. CB9615   
┌───────┴─ Escherichia coli (1-239/532) 1827-70   
│                          ┌─ Escherichia coli (1-239/532) APEC O1 (13)  
│                         ┌┴──────── Escherichia coli (1-239/532) 536 (10)  
┤        ┌────────────────┴───────────────── Escherichia coli (1-232/532) TA206   
│        │                                           ┌─ Escherichia coli (1-239/532) 2362-75 (1)  
│        │                                          ┌┴──────── Escherichia coli (11-249/542) E2348/69 (1)  
└────────┤                                  ┌───────┴───────────────── Escherichia coli (1-239/532) IAI39 (1)  
         │                 ┌────────────────┴──────── Escherichia coli (1-239/532) MS 21-1   
         │┌────────────────┴─ Escherichia coli (1-239/532) MS 69-1   
         └┤       ┌───────────────── Escherichia coli (1-239/532) B354 (1)  
          └───────┤        ┌───────────────────────── Escherichia coli (1-239/532) FVEC1302 (3)  
                  └────────┤         ┌─ Escherichia coli (1-239/532) KO11 (3)  
                           │ ┌───────┴──────── Escherichia coli (1-239/532) MS 182-1   
                           └┬┴───────────────────────── Escherichia coli (1-239/532) TA143   
                            └┬─ Escherichia coli (1-239/532) K12 (53)  
                             └───────┬─ fig|6666666.5357.peg.1357 TY-2482 (11-249/542) strain  [2] 
                                     └─ Escherichia coli (1-232/532) H591   
  

  
Rtn protein
 (18)
  
hypothetical protein
 (1)
  
 Others 
(1)