┌─ Escherichia coli (2-163/176) F11   
                                                                  ┌┴─ Escherichia coli (2-163/176) 042 (2)  
                                                                 ┌┴─ Escherichia coli (2-163/176) K12 (44)  
                                                                ┌┴┬─ Escherichia coli (2-163/176) 1044A (18)  
                                                               ┌┤ └─ Escherichia coli (2-163/176) APEC O1 (6)  
┌──────────────────────────────────────────────────────────────┤└─ Escherichia coli (2-163/176) B7A   
┤                                                              └─ Escherichia coli (2-163/176) 1827-70 (2)  
│                                                               ┌─ Escherichia coli (2-184/184) TA143   
└───────────────────────────────────────────────────────────────┤ ┌─ Escherichia coli (2-184/184) O26:H11 str. 11368   
                                                                │┌┴─ Escherichia coli (2-184/184) ATCC 8739 (1)  
                                                                └┤ ┌─ Escherichia coli (2-184/184) K12 (93)  
                                                                 │┌┴─ Escherichia coli (2-184/184) O157:H7 EDL933 (1)  
                                                                 └┤ ┌─ Escherichia coli (2-184/184) H591 (1)  
                                                                  │┌┴─── fig|6666666.5357.peg.4503 TY-2482 (2-184/184) strain   
                                                                  └┤ ┌─ Escherichia coli (2-183/184) 2362-75 (14)  
                                                                   └┬┴─ Escherichia coli (2-183/184) 536 (4)  
                                                                    └┬─ Escherichia coli (2-184/184) B171 (4)  
                                                                     └─ Escherichia coli ETEC H10407   
  
Glutathione-regulated potassium-efflux system ancillary protein KefG (10)
Glutathione-regulated potassium-efflux system ancillary protein KefF (7)
Others (1)