┬─────────────────────────────────────────────────────────────────── Escherichia coli (1-312/315) 1044A (13)  
└──────────────────────────────────────────────────────────────────┬─ Escherichia coli O157:H7 str. EC4113 (1)  
                                                                   └┬─ Escherichia coli O111:H- str. 11128   
                                                                    └─ fig|1040638.4.peg.72 O104:H4 str. LB226692 (22)  
  
Shiga-like toxin II subunit A precursor (EC 3.2.2.22) (2)
Shiga toxin A-chain precursor (EC 3.2.2.22) (1)
Others (1)