┌──────────────── Escherichia coli IAI39 (1)  
┤                                       ┌──────────────────────────── Escherichia coli (19-206/206) E2348/69 (2)  
└───────────┬───────────────────────────┴─ Escherichia coli TA143   
            └┬─ Escherichia coli (19-206/206) O157:H7 EDL933 (1)  
             └┬─ Escherichia coli (19-196/196) MS 21-1   
              └─ Escherichia coli (19-206/206) K12 (118)  
  

  
Putative membrane protein
 (6)