┌─────────────────────────────────────── Escherichia coli (6-294/294) APEC O1 (6)  
│                                            ┌─ Escherichia coli (4-299/301) DH1   
┤                                           ┌┴─ Escherichia coli (4-299/301) K12 (16)  
│               ┌───────────────────────────┴─ Escherichia coli (4-299/301) MS 196-1   
│ ┌─────────────┴───────────────────────────────────────────────────┬─ Escherichia coli (5-279/305) 83972 (9)  
└─┤                                                                 └─ Escherichia coli (5-279/305) ED1a (1)  
  │                                 ┌─ Escherichia coli MS 115-1   
  └─────────────────────────────────┤ ┌─ Escherichia coli K12 (18)  
                                    │┌┴─ Escherichia coli str. K-12 substr. DH10B   
                                    └┤ ┌─ Escherichia coli O157:H7 EDL933 (1)  
                                     │┌┴─ Escherichia coli O157:H7 str. EC4486   
                                     └┤ ┌─ fig|1040638.4.peg.2894 O104:H4 str. LB226692 (99)  
                                      └┬┴─ Escherichia coli TA143 (1)  
                                       └┬─ Escherichia coli 536 (4)  
                                        └─ Escherichia coli MS 124-1 (1)  
  

  
Dihydrodipicolinate synthase (EC 4.2.1.52)
 (9)
  
Dihydrodipicolinate synthase (EC 4.2.1.52) homolog
 (3)
  
N-acetylneuraminate lyase (EC 4.1.3.3)
 (2)
  
 Others 
(1)