┌─ Escherichia coli (3-223/230) B185   
                              ┌┴─ Escherichia coli (1-238/245) B7A  [2] 
                             ┌┴─ Escherichia coli (3-225/232) S88   
                            ┌┴┬─ Escherichia coli (3-225/232) TA280   
                           ┌┤ └─ Escherichia coli (3-225/232) MS 69-1   
                           │└┬─ Escherichia coli (1-240/247) O157:H7 str. EC869   
                           │ └┬─ Escherichia coli (3-225/232) O157:H7 str. FRIK2000 (1)  
                          ┌┤  └┬─ Escherichia coli (3-225/232) W  [2] 
                          ││   └─ Escherichia coli (1-240/247) O157:H7 str. EC4042 (2)  
                         ┌┤└─ Escherichia coli (3-225/232) APEC O1  [2] 
                        ┌┤└─ Escherichia coli (3-225/232) MS 185-1   
                        │└┬─ Escherichia coli (3-225/232) H591   
                        │ └┬─ Escherichia coli (3-225/232) WV_060327   
       ┌────────────────┤  └┬─ Escherichia coli (1-240/247) 53638  [2] 
       │                │   └─ Escherichia coli (1-240/247) SMS-3-5   
┌──────┤                └─ Escherichia coli (3-225/232) MS 116-1   
┤      └───────────────────────────────────────────────────────────── Escherichia coli (1-231/233) 53638 (1)  
│                         ┌─ Escherichia coli O26:H11 str. 11368   
└─────────────────────────┤┌─ Escherichia coli B7A (1)  
                          └┤┌─ Escherichia coli 55989 (1)  
                           └┤ ┌─ Escherichia coli MS 198-1   
                            │┌┴─ Escherichia coli B171   
                            └┤┌─ Escherichia coli UTI89 (1)  
                             └┤┌─ fig|1040638.4.peg.3620 O104:H4 str. LB226692 (1)  
                              └┤┌─ Escherichia coli ETEC H10407   
                               └┤ ┌─ Escherichia coli O157:H7 str. EC869 (2)  
                                │┌┴─ Escherichia coli MS 182-1   
                                └┤ ┌─ Escherichia coli 101-1   
                                 │┌┴─ Escherichia coli 2362-75   
                                 └┤ ┌─ Escherichia coli H299 (1)  
                                  │┌┴─ Escherichia coli E2348/69   
                                  └┤┌─ Escherichia coli IHE3034   
                                   └┤┌─ Escherichia coli TA206   
                                    └┤┌─ Escherichia coli O26:H11 str. 11368   
                                     └┤ ┌─ Escherichia coli E22 (1)  
                                      └┬┴─ Escherichia coli E110019 (2)  
                                       └┬─ Escherichia coli B171 (1)  
                                        └┬─ Escherichia coli B354   
                                         └┬─ Escherichia coli O103:H2 str. 12009 (1)  
                                          └┬─ Escherichia coli B171   
                                           └─ Escherichia coli O55:H7 str. CB9615   
  
Small terminase subunit (22)
Phage terminase, endonuclease subunit (17)
hypothetical protein (1)
Others (1)