┌───── Escherichia coli FVEC1302 (2)  
                               ┌────┴─────────────────────────── Escherichia coli ED1a (1)  
                              ┌┴──────────────────────── Escherichia coli (3-840/840) 042 (5)  
┌─────────────────────────────┴──────┬─── Escherichia coli (3-840/840) CFT073 (1)  
│                                    └─ Escherichia coli ABU 83972   
┤          ┌────────────────────────── Escherichia coli (3-840/840) CFT073 (2)  
│          │                                    ┌─────────── Escherichia coli MS 116-1   
└──────────┤                                 ┌──┴─── Escherichia coli MS 182-1   
           │                                 │     ┌─────────── Escherichia coli ED1a (1)  
           └─────────────────────────────────┤  ┌──┴─────────────────── Escherichia coli B str. REL606   
                                             │ ┌┴─────────── Escherichia coli B185   
                                             └┬┴─ Escherichia coli (3-840/840) 042 (3)  
                                              └┬─── Escherichia coli O26:H11 str. 11368   
                                               └┬─── Escherichia coli NC101   
                                                └┬─ Escherichia coli 2362-75 (3)  
                                                 └┬─── Escherichia coli B7A (1)  
                                                  └───── Escherichia coli ETEC H10407 (1)  
  

  
probable membrane protein b2001
 (17)