┌────────────────────────────────────────────────────── Escherichia coli (12-222/231) M605   
│                                                                  ┌─ Escherichia coli (29-209/285) FVEC1302 (6)  
┤                                                             ┌────┴─ Escherichia coli (29-209/285) B185 (2)  
│   ┌─────────────────────────────────────────────────────────┴──── Escherichia coli (32-207/284) O157:H7 str. EC4024   
└───┤                                               ┌─ Escherichia coli IAI39 (2)  
    │                                               │┌─ Escherichia coli ED1a (3)  
    └───────────────────────────────────────────────┤│    ┌─ Escherichia coli B185   
                                                    ││   ┌┴─ Escherichia coli B354   
                                                    └┤  ┌┴─ Escherichia coli APEC O1 (23)  
                                                     │ ┌┴┬─ Escherichia coli MS 124-1 (1)  
                                                     │┌┤ └─ Escherichia coli E24377A (1)  
                                                     ││└┬─ Escherichia coli EC4100B (5)  
                                                     └┤ └─ fig|1040638.4.peg.3959 O104:H4 str. LB226692 (6)  
                                                      │┌─ Escherichia coli ETEC H10407 (1)  
                                                      └┤  ┌─ Escherichia coli 536 (5)  
                                                       │ ┌┴─ Escherichia coli WV_060327   
                                                       └┬┴─ Escherichia coli (6-193/193) CFT073 (1)  
                                                        └┬─ Escherichia coli TA143   
                                                         └┬─ Escherichia coli (12-199/199) K12 (54)  
                                                          └┬─ Escherichia coli MS 116-1 (1)  
                                                           └┬─ Escherichia coli MS 69-1   
                                                            └─ Escherichia coli (12-199/199) 042 (6)  
  
Nicotinamidase/isochorismatase family protein (17)
Isochorismatase (EC 3.3.2.1) [enterobactin] siderophore / Apo-aryl carrier domain of EntB (3)
Predicted amidohydrolase RutB in novel pyrimidine catabolism pathway (1)
Others (1)