┌─────── Escherichia coli FVEC1302 (3)  
           ┌──────┴─────── Escherichia coli TA280   
    ┌──────┴─ Escherichia coli B354   
   ┌┴──────┬─────── Escherichia coli TA143   
┌──┤       └─────── Escherichia coli MS 69-1   
│  └──────┬───────────── Escherichia coli MS 21-1   
┤         └──────┬─ Escherichia coli SMS-3-5   
│                └─────── Escherichia coli IAI39 (1)  
│  ┌─────── Escherichia coli 042 (1)  
└──┤┌─ Escherichia coli (11-307/307) K12 (49)  
   └┤        ┌─ Escherichia coli B185   
    │ ┌──────┴─────── Escherichia coli 1044A (25)  
    └┬┴─────── Escherichia coli MS 115-1   
     └┬─────── Escherichia coli O111:H- str. 11128   
      └─┬───── Escherichia coli B str. REL606   
        └────────────────────┬─────── Escherichia coli H299   
                             └─────────────┬─ Escherichia coli 2362-75 (4)  
                                           └──────┬─ Escherichia coli 83972 (7)  
                                                  └──────┬─ Escherichia coli APEC O1 (6)  
                                                         └──────┬─────── Escherichia coli 536 (4)  
                                                                └┬─────── Escherichia coli TA206   
                                                                 └┬─ Escherichia coli ED1a (1)  
                                                                  └─────── Escherichia coli NC101   
  

  
Hypothetical transcriptional regulator yidL
 (23)