┌─── Escherichia coli M718   
                                                             ┌┴─── Escherichia coli O55:H7 str. CB9615   
                                                            ┌┴─ Escherichia coli (28-134/134) O157:H7 str. EC4486 (22)  
                                                         ┌──┴─ Escherichia coli O157:H7 str. EC4024   
┌────────────────────────────────────────────────────────┴─ Escherichia coli B185   
┤                    ┌────── Escherichia coli FVEC1302 (3)  
│                    │                                     ┌──── Escherichia coli SMS-3-5   
└────────────────────┤                                 ┌───┴─────── Escherichia coli IAI39 (1)  
                     │                             ┌───┴─ Escherichia coli MS 21-1   
                     └─────────────────────────────┤     ┌───── Escherichia coli (2-108/109) ATCC 8739 (11)  
                                                   │     │┌─── Escherichia coli O103:H2 str. 12009   
                                                   └─────┤│            ┌─ Escherichia coli (12-119/119) F11   
                                                         ││         ┌──┴─ Escherichia coli 536 (4)  
                                                         └┤        ┌┴─ Escherichia coli (12-119/119) CFT073 (3)  
                                                          │       ┌┴──── Escherichia coli 83972 (1)  
                                                          │ ┌─────┴─ Escherichia coli 2362-75 (16)  
                                                          │┌┴─── Escherichia coli O111:H- str. 11128 (1)  
                                                          └┤    ┌─ Escherichia coli (12-119/119) 042 (3)  
                                                           │ ┌──┴─── Escherichia coli TA280   
                                                           └┬┴─── Escherichia coli (3-110/110) K12 (15)  
                                                            └┬─ Escherichia coli (2-109/109) B171 (29)  
                                                             └┬─── Escherichia coli MS 84-1   
                                                              └─── Escherichia coli (28-135/135) B088   
  
Putative uncharacterized protein ydbL, may be related to amine metabolism (23)