┌──────────── Escherichia coli K12 (7)  
          ┌┴──────────── Escherichia coli MS 146-1   
┌─────────┴─ Escherichia coli H736   
┤  ┌──────────── Escherichia coli H299 (2)  
└──┤┌─ fig|1040638.4.peg.5573 O104:H4 str. LB226692 (40)  
   └┤             ┌─ Escherichia coli 042 (37)  
    │ ┌───────────┴──────────── Escherichia coli O55:H7 str. CB9615   
    └┬┴──────────── Escherichia coli B354   
     └┬──────────── Escherichia coli MS 175-1   
      └┬──────────── Escherichia coli IAI39 (2)  
       └────────────────────────┬─ Escherichia coli WV_060327   
                                └┬──────────── Escherichia coli 2362-75 (9)  
                                 └───────────┬─ Escherichia coli ED1a (1)  
                                             └───────────┬──────────── Escherichia coli O83:H1 str. NRG 857C   
                                                         └┬─ Escherichia coli APEC O1 (12)  
                                                          └──────────── Escherichia coli 83972 (1)  
  

  
Na+/H+ antiporter NhaA type
 (15)
  
 Others 
(1)