┌─ Escherichia coli (20-184/185) EC4100B (2)  
                                                            ┌┴───── Escherichia coli (20-184/185) O157:H7 str. FRIK2000   
                                  ┌─────────────────────────┴─ Escherichia coli (20-184/185) 1125A   
┌─────────────────────────────────┴──────────────┬───────── Escherichia coli (20-168/178) B7A (5)  
┤                                                └─────────────────── Escherichia coli (12-178/178) ED1a (1)  
└────────────────────────────────────────────────┬─ Escherichia coli MS 107-1   
                                                 └┬─ Escherichia coli MS 124-1 (1)  
                                                  └────────────────┬─ fig|1040638.4.peg.597 O104:H4 str. LB226692   
                                                                   └─ Escherichia coli E22 (3)  
  
IncI1 plasmid conjugative transfer prepilin PilS (4)
type IV prepropilin (2)
hypothetical protein (2)
Others (1)