┌─────────────────────────────────────────────────────────────────── Escherichia coli (373-454/478) K12 (133)  
┤                                                                 ┌─ Escherichia coli (364-467/467) HS (1)  
└─────────────────────────────────────────────────────────────────┤┌─ Escherichia coli (364-467/467) MS 21-1   
                                                                  ││  ┌─ Escherichia coli (364-467/467) SE11   
                                                                  └┤ ┌┴─ Escherichia coli (362-464/465) 2362-75 (26)  
                                                                   │┌┴─ Escherichia coli (364-466/467) O83:H1 str. NRG 857C   
                                                                   └┤ ┌─ Escherichia coli (364-467/467) MS 69-1   
                                                                    └┬┴─ Escherichia coli (364-467/467) H299   
                                                                     └┬─ Escherichia coli (364-466/467) SMS-3-5 (3)  
                                                                      └┬─ Escherichia coli (364-467/467) K12 (92)  
                                                                       └┬─ Escherichia coli (364-467/467) MS 115-1   
                                                                        └─ Escherichia coli (364-467/467) O26:H11 str. 11368   
  
Fumarate hydratase class II (EC 4.2.1.2) (11)
Aspartate ammonia-lyase (EC 4.3.1.1) (1)