┬───────────────────────────────────────────────────── Escherichia coli (30-63/63) 1044A (11)  
└──────────────────────────────────────────────┬── Escherichia coli HS   
                                               └───┬───────────────── Escherichia coli TA271   
                                                   └┬─ fig|1040638.4.peg.17 O104:H4 str. LB226692 (4)  
                                                    └┬──────── Escherichia coli O55:H7 str. CB9615   
                                                     └┬─ fig|6666666.5357.peg.4526 TY-2482 strain (4)  
                                                      └┬──────── Escherichia coli TA280   
                                                       └────── Escherichia coli (1-45/472) E2348/69 (1)  
  

  
Antigen 43 precursor
 (4)
  
hypothetical protein
 (2)
  
 Others 
(2)