┌─ Escherichia coli (3-465/466) MS 107-1   
                                                                   ┌┴─ Escherichia coli (3-465/466) M718   
┬──────────────────────────────────────────────────────────────────┴─ Escherichia coli (3-465/466) SMS-3-5   
└──────────────────────────────────────────────────────────────────┬─ Escherichia coli E24377A (1)  
                                                                   └┬─ Escherichia coli MS 115-1   
                                                                    └┬─ Escherichia coli O157:H7 EDL933   
                                                                     └─ Escherichia coli K12 (129)  
  
Aspartate ammonia-lyase (EC 4.3.1.1) (7)