┌─ Escherichia coli K12 (36)  
                                                              ┌┴─ Escherichia coli 042 (74)  
                                                             ┌┴─ Escherichia coli 2362-75 (11)  
                                                            ┌┴─ Escherichia coli ED1a (6)  
┌───────────────────────────────────────────────────────────┴─ Escherichia coli B354   
┤                                                           ┌──────── Escherichia coli (31-188/190) O157:H7 str. EC4024   
└───────────────────────────────────────────────────────────┤  ┌─ Escherichia coli (31-188/190) TA280 (1)  
                                                            └──┤┌─ Escherichia coli (31-188/190) B str. REL606 (2)  
                                                               └┤ ┌─ Escherichia coli (31-188/190) FVEC1302 (2)  
                                                                └┬┴─ Escherichia coli (31-188/190) B354   
                                                                 └┬─ Escherichia coli (31-188/190) K12 (117)  
                                                                  └┬─ Escherichia coli (31-188/190) B7A (1)  
                                                                   └─ Escherichia coli (31-188/190) TA271   
  

  
Peptidyl-prolyl cis-trans isomerase ppiA precursor (EC 5.2.1.8)
 (8)
  
Peptidyl-prolyl cis-trans isomerase ppiB (EC 5.2.1.8)
 (5)