┌──── Escherichia coli (521-558/558) MS 196-1   
┤   ┌────── Escherichia coli (521-558/558) SMS-3-5   
│  ┌┴─ Escherichia coli (521-557/558) WV_060327 (15)  
└─┬┴─ Escherichia coli (521-558/558) K12 (89)  
  └┬────── Escherichia coli (521-558/558) MS 21-1   
   └─────┬──────────────────────────────────────────────────────────── Escherichia coli (523-558/558) O157:H7 str. EC4024   
         └┬───────────── Escherichia coli (521-558/558) MS 84-1   
          └┬────── fig|1040638.4.peg.5175 O104:H4 str. LB226692   
           └─ Escherichia coli (521-558/558) B171 (19)  
  

  
POTASSIUM/PROTON ANTIPORTER ROSB
 (6)
  
Putative transport protein
 (2)
  
 Others 
(1)