┬─────────────────────────────────────────────────────────────────── Escherichia coli (1-528/545) APEC O1 (1)  
└─────────────────────────────────────────────────────────────────┬── Escherichia coli (1-532/548) 536 (4)  
                                                                  └┬─ Escherichia coli (1-532/548) DH1   
                                                                   └┬─ Escherichia coli (1-532/548) O157:H7 EDL933   
                                                                    └┬─ Escherichia coli (1-532/548) WV_060327   
                                                                     └─ Escherichia coli (1-532/548) K12 (123)  
  

  
Heat shock protein 60 family chaperone GroEL
 (6)