┌───────────── Escherichia coli MS 69-1   
┤                                    ┌─ Escherichia coli E2348/69 (1)  
│                          ┌─────────┴────────── Escherichia coli 2362-75   
└──────┬───────────────────┴─ Escherichia coli 536 (23)  
       └┬─ Escherichia coli K12 (92)  
        └┬────────── Escherichia coli FVEC1302 (2)  
         └────────────────────────────────────────┬──────────────────── Escherichia coli MS 21-1   
                                                  └─ Escherichia coli IAI39 (2)  
  

  
Uncharacterized protein YfiR precursor
 (8)