┌─ Escherichia coli K12 (127)  
┬─────────────────────────────────────────────────────────────┴─── Escherichia coli 101-1 (5)  
└─────────────────────────────────────────────────────────────┬────── Escherichia coli (1-68/89) ETEC H10407   
                                                              └┬─── Escherichia coli (15-82/103) E2348/69 (2)  
                                                               └─ Escherichia coli (1-68/89) K12 (129)  
  

  
Twin-arginine translocation protein TatA
 (3)
  
Twin-arginine translocation protein TatE
 (2)