┌─ Escherichia coli (12-220/220) E24377A (3)  
                                              ┌──────────┴─ Escherichia coli (2-198/198) B7A   
┌─────────────────────────────────────────────┴─ Escherichia coli SMS-3-5   
│                                                  ┌─ Escherichia coli MS 21-1   
┤                                               ┌──┴────── Escherichia coli MS 115-1   
│                                               │                ┌─── Escherichia coli B354   
└───────────────────────────────────────────────┤          ┌─────┴─ Escherichia coli TA143   
                                                │    ┌─────┴─ Escherichia coli IAI39 (1)  
                                                │ ┌──┴─ Escherichia coli 536 (23)  
                                                └─┤┌─── Escherichia coli H299   
                                                  ││       ┌─── Escherichia coli MS 146-1   
                                                  └┤      ┌┴─── Escherichia coli MS 187-1   
                                                   │     ┌┴─ Escherichia coli 101-1 (12)  
                                                   │  ┌──┴─── Escherichia coli E110019 (1)  
                                                   └──┤ ┌─── Escherichia coli 55989 (1)  
                                                      └┬┴─── Escherichia coli MS 116-1 (1)  
                                                       └┬─ Escherichia coli (13-224/224) K12 (41)  
                                                        └──┬─ Escherichia coli O55:H7 str. CB9615   
                                                           └─── Escherichia coli 1044A (19)  
  

  
Putative cell envelope opacity-associated protein A
 (18)
  
Uncharacterized protein ytfB
 (1)