┌─ Escherichia coli (17-282/287) MS 187-1   
┬──────────────────────────────────────────────────────────────────┴─ Escherichia coli (17-299/301) O157:H7 str. TW14588   
└──────────────────────────────────────────────────────────────────┬─ Escherichia coli MS 145-7   
                                                                   └┬─ Escherichia coli (2-287/287) K12 (59)  
                                                                    └┬─ Escherichia coli (2-287/287) E110019 (1)  
                                                                     └┬─ Escherichia coli O55:H7 str. CB9615   
                                                                      └┬─ Escherichia coli (2-287/287) 042 (37)  
                                                                       └┬─ Escherichia coli NC101   
                                                                        └┬─ Escherichia coli 83972 (6)  
                                                                         └┬─ Escherichia coli 2362-75 (2)  
                                                                          └─ Escherichia coli 536 (17)  
  

  
Pyridoxal kinase (EC 2.7.1.35)
 (11)