┌─ Escherichia coli B7A   
┬───────────────────────────────────────────────────────────────┴─ Escherichia coli B7A   
└───────────────┬──────────────────────────────────────────────────── Escherichia coli (379-627/627) TA280   
                └─────────────────────────────────────────────┬─ Escherichia coli 042   
                                                              └┬─ fig|6666666.5357.peg.2204 TY-2482 strain   
                                                               └─ fig|1040638.4.peg.428 O104:H4 str. LB226692   
  
AatB (3)
hypothetical protein (1)
Others (2)