┌─── Escherichia coli (822-1326/1326) 536 (25)  
┬─────────────────────────┴────────────────────────────────────────── Escherichia coli (869-1373/1373) 2362-75   
└───────────────┬─── Escherichia coli (825-1329/1329) K12 (76)  
                └──┬────────────────────────────────────────── Escherichia coli (851-1355/1355) KO11 (2)  
                   └─────────────────────────────────────────┬─── Escherichia coli (838-1342/1342) O157:H7 EDL933 (1)  
                                                             └─── Escherichia coli (838-1342/1342) 1044A (19)  
  

  
Cell division protein FtsK
 (6)