┌───────────────────────────────────────────── Escherichia coli (12-315/352) E24377A (1)  
│                                                                      ┌─ Escherichia coli (42-359/387) WV_060327   
│                                                                     ┌┴─ Escherichia coli (66-359/387) B185   
│                                                                    ┌┴┬─ Escherichia coli (66-359/387) H299   
│                                                                   ┌┤ └─ Escherichia coli (42-359/387) 101-1 (11)  
│                   ┌───────────────────────────────────────────────┤└─ Escherichia coli (42-359/387) K12 (16)  
│    ┌──────────────┤                                               └─ Escherichia coli (42-359/387) B str. REL606 (3)  
┤    │              └───────────────────────────┬──────────────── Escherichia coli (56-312/334) B185   
│    │                                          └───────────┬──── Escherichia coli (57-312/330) ED1a (1)  
│    │                                                      └─┬─ Escherichia coli (57-311/330) MS 198-1   
│    │                                                        └─ Escherichia coli (57-312/330) UTI89 (1)  
│    │                                       ┌─ Escherichia coli APEC O1 (6)  
│    │                                      ┌┴─ Escherichia coli (4-282/283) 1827-70   
│    │                                     ┌┴─ Escherichia coli (1-297/298) HS (1)  
└────┤                                    ┌┴─ Escherichia coli K12 (104)  
     │                                   ┌┴─ Escherichia coli ATCC 8739 (1)  
     │                                  ┌┴┬─ Escherichia coli IAI39 (1)  
     │                                 ┌┤ └─ Escherichia coli MS 145-7   
     │                                ┌┤└─ Escherichia coli M718   
     │                               ┌┤└─ Escherichia coli FVEC1302 (4)  
     │           ┌───────────────────┤└─ Escherichia coli 1044A (6)  
     │           │                   └─ Escherichia coli NC101   
     └───────────┤                            ┌─ Escherichia coli (1-278/282) O127:H6 str. E2348/69   
                 │                            │┌─ Escherichia coli (8-294/298) 2362-75 (2)  
                 └────────────────────────────┤│    ┌─ Escherichia coli (8-294/298) O157:H7 str. EC869   
                                              ││   ┌┴─ Escherichia coli (8-294/298) 1044A (23)  
                                              └┤  ┌┴─ Escherichia coli (8-294/298) 101-1 (11)  
                                               │ ┌┴─ Escherichia coli (8-294/298) E110019 (1)  
                                               │┌┴┬─ Escherichia coli (8-294/298) TA143   
                                               ││ └┬─ Escherichia coli (8-294/298) MS 145-7   
                                               └┤  └─ Escherichia coli (8-294/298) K12 (60)  
                                                │ ┌─ Escherichia coli (8-294/298) 042 (1)  
                                                │┌┴─ Escherichia coli (8-294/298) TA280   
                                                └┤┌─ Escherichia coli (8-294/298) E24377A (5)  
                                                 └┤┌─ Escherichia coli (8-294/298) NC101   
                                                  └┤ ┌─ Escherichia coli (8-294/298) F11 (2)  
                                                   └┬┴─ Escherichia coli (8-294/298) 536 (1)  
                                                    └┬─ Escherichia coli (8-294/298) APEC O1 (8)  
                                                     └─ Escherichia coli (8-294/298) O83:H1 str. NRG 857C   
  

  
Tyrosine recombinase XerC
 (17)
  
Tyrosine recombinase XerD
 (7)
  
Phage integrase
 (5)
  
Site-specific recombinase XerD
 (4)
  
Integrase
 (3)
  
putative phage integrase
 (1)
  
COG0582: Integrase
 (1)
  
integrase
 (1)