┌───────────────────────────── Escherichia coli MS 21-1   
┤                ┌──────────────── Escherichia coli IAI39 (1)  
└────────────────┤ ┌─────────────── Escherichia coli OP50   
                 │┌┴─────────────── Escherichia coli B185   
                 └┤                ┌─ Escherichia coli K12 (13)  
                  │┌───────────────┴──────────────── Escherichia coli H736 (1)  
                  └┤ ┌─ Escherichia coli (2-362/362) 042 (64)  
                   │┌┴─ Escherichia coli O157:H7 EDL933   
                   └┤  ┌──────────────── Escherichia coli (2-362/362) APEC O1 (6)  
                    │ ┌┴──────────────── fig|1040638.4.peg.3414 O104:H4 str. LB226692 (32)  
                    └┬┴─────────────── Escherichia coli MS 69-1 (1)  
                     └┬─────────────── Escherichia coli E24377A (1)  
                      └──────────────┬─────────────────────────────── Escherichia coli M605   
                                     └─ Escherichia coli SE15   
  

  
Chorismate synthase (EC 4.2.3.5)
 (9)
  
Chorismate synthase (EC 4.2.3.5) # AroG
 (4)
  
 Others 
(1)