┌─ Escherichia coli (152-217/217) B7A (4)  
                                                         ┌──┴─── Escherichia coli (149-214/214) H299   
┌────────────────────────────────────────────────────────┴─ Escherichia coli (151-216/216) MS 196-1 (2)  
┤                                                                 ┌─ Escherichia coli (155-220/220) MS 107-1   
└───────────────────────────────┬─────────────────────────────────┴─── Escherichia coli (21-86/86) O157:H7 str. EC4024 (1)  
                                └──────────────────────┬──────────── Escherichia coli TA206   
                                                       └┬─ Escherichia coli KO11 (2)  
                                                        └─ fig|1040638.4.peg.525 O104:H4 str. LB226692 (3)  
  

  
surface exclusion protein
 (6)
  
hypothetical protein
 (1)
  
 Others 
(1)