┌─ Escherichia coli E22 (7)  
                                                             ┌┴─ Escherichia coli H299   
                                                            ┌┴─ Escherichia coli 101-1 (3)  
                                                           ┌┴─ Escherichia coli B str. REL606 (3)  
                                                          ┌┴─ Escherichia coli E110019 (8)  
                                                         ┌┴┬─ Escherichia coli B185   
                                                         │ └┬─ Escherichia coli WV_060327   
                                                      ┌──┤  └─ Escherichia coli SE11   
                                               ┌──────┤  └─ Escherichia coli K12 (6)  
                                               │      └──── fig|1040638.4.peg.371 O104:H4 str. LB226692   
                                           ┌───┤      ┌─ Escherichia coli (1-377/387) MS 124-1 (1)  
                                           │   └──────┤ ┌─ Escherichia coli (1-377/387) 1212A (9)  
                                           │          └┬┴─ Escherichia coli (1-377/387) MS 107-1   
┌──────────────────────────────────────────┤           └┬─ Escherichia coli (1-377/387) 101-1   
│                                          │            └─ Escherichia coli (1-377/387) MS 182-1   
│                                          └───────────────────────┬─ Escherichia coli (1-378/386) 536 (1)  
│                                                                  └┬─ Escherichia coli (1-378/386) O55:H7 str. CB9615   
│                                                                   └─ Escherichia coli (1-378/386) HS   
┤                                                            ┌─ Escherichia coli (25-423/437) B171 (1)  
│                                                           ┌┴─ fig|6666666.5357.peg.320 TY-2482 (25-422/436) strain (1)  
│                                                          ┌┴─ Escherichia coli (25-423/437) ED1a (1)  
│                                                         ┌┴─ Escherichia coli (25-423/437) 53638 (1)  
│                                                        ┌┴─ Escherichia coli (25-423/437) SE11   
│                                          ┌─────────────┴─ Escherichia coli (25-423/437) O103:H2 str. 12009   
└──────────────────────────────────────────┤             ┌─ Escherichia coli (16-426/426) MS 78-1   
                                           └─────────────┤┌─ Escherichia coli (16-426/426) H299   
                                                         └┤┌─ Escherichia coli (21-431/431) B7A (1)  
                                                          ││  ┌─ Escherichia coli (16-426/426) E24377A (3)  
                                                          └┤ ┌┴─ Escherichia coli (16-426/426) 55989 (2)  
                                                           │┌┴┬─ Escherichia coli (16-426/426) TA280   
                                                           ││ └─ Escherichia coli (16-426/426) O83:H1 str. NRG 857C   
                                                           └┤ ┌─ Escherichia coli (16-426/426) M718   
                                                            │┌┴─ Escherichia coli (16-426/426) MS 119-7   
                                                            └┤ ┌─ Escherichia coli (16-426/426) MS 107-1   
                                                             └┬┴─ Escherichia coli (16-426/426) MS 69-1   
                                                              └┬─ Escherichia coli (16-426/426) O111:H- str. 11128   
                                                               └─ Escherichia coli (16-426/426) IAI1 (1)  
  
Phage integrase (15)
putative integrase (13)
Integrase (5)
phage integrase (partial) (1)
COG0582: Integrase (1)
Others (2)