┌─ Escherichia coli (78-542/542) 042 (7)  
                                                                     ┌┴─ Escherichia coli E110019  [2] 
                                                                    ┌┴─ Escherichia coli K12 (98)  
                                                                   ┌┴┬─ Escherichia coli 83972 (7)  
┌──────────────────────────────────────────────────────────────────┤ └─ Escherichia coli (78-542/542) CFT073   
┤                                                                  └─ Escherichia coli B171 (1) [2] 
│                                                                  ┌─ Escherichia coli (5-476/480) 2362-75   
└──────────────────────────────────────────────────────────────────┤┌─ Escherichia coli (5-476/480) 536 (29)  
                                                                   └┤ ┌─ Escherichia coli (5-476/480) E24377A (1)  
                                                                    └┬┴─ fig|1040638.4.peg.3942 O104:H4 (5-476/480) str. LB226692 (20)  
                                                                     └┬─ Escherichia coli (5-476/480) K12 (49)  
                                                                      └┬─ Escherichia coli (5-476/480) B185   
                                                                       └┬─ Escherichia coli (5-476/480) O157:H7 EDL933 (1)  
                                                                        └─ Escherichia coli (5-476/480) 1044A (20)  
  
Pyruvate kinase (EC 2.7.1.40) (13)
Others (1)