┌─ Escherichia coli APEC O1 (5)  
          ┌─────────────────┴────────────────── Escherichia coli S88   
         ┌┴────────────────── Escherichia coli 536 (8)  
        ┌┴─ Escherichia coli 2362-75 (1)  
┌───────┴┬────────────────── Escherichia coli M605 (1)  
│        └────────────────── Escherichia coli CFT073 (3)  
┤          ┌─ Escherichia coli E2348/69   
│         ┌┴───────────────── Escherichia coli TA206   
│         │ ┌────────────────── Escherichia coli H299   
└─────────┤┌┴────────────────── Escherichia coli MS 116-1 (1)  
          ││┌─ Escherichia coli K12 (58)  
          └┤│                                      ┌─ Escherichia coli 1044A (21)  
           ││                                     ┌┴────────────────── Escherichia coli O157:H7 EDL933 (1)  
           └┤                   ┌─────────────────┴────────────────── Escherichia coli O157:H7 str. EC4486   
            │ ┌─────────────────┴─ Escherichia coli O55:H7 str. CB9615   
            │┌┴────────────────── Escherichia coli IAI39 (1)  
            └┤                  ┌────────────────── Escherichia coli M718   
             └┬─────────────────┴────────────────── Escherichia coli B185   
              └─────────────────┬─ Escherichia coli B7A (7)  
                                └┬────────────────── Escherichia coli 042 (1)  
                                 └────────────────── Escherichia coli O26:H11 str. 11368   
  

  
Sulfate-binding protein Sbp
 (21)