┌──────────── Escherichia coli (6-248/248) CFT073 (6)  
                   ┌┴──────────── Escherichia coli IHE3034   
       ┌───────────┴─ Escherichia coli (6-248/248) APEC O1 (16)  
┌──────┴─ Escherichia coli B354   
┤     ┌──────────── Escherichia coli TA143   
└─────┤┌─ Escherichia coli ETEC H10407 (1)  
      └┤┌──────────── Escherichia coli B185   
       ││             ┌──────────── Escherichia coli MS 145-7   
       └┤            ┌┴─ Escherichia coli O157:H7 EDL933 (1)  
        │           ┌┴─ Escherichia coli K12 (82)  
        └───────────┤            ┌─ Escherichia coli (6-248/248) E2348/69 (8)  
                    └───────────┬┴──────────── Escherichia coli MS 69-1   
                                └───────────┬──────────── Escherichia coli MS 21-1 (1)  
                                            └┬───────────────────────── Escherichia coli (6-248/248) 042 (1)  
                                             └─ Escherichia coli IAI39 (2)  
  

  
Pyridoxine 5'-phosphate synthase (EC 2.6.99.2)
 (15)