┌────────────── Escherichia coli 042 (1)  
                     ┌┴──────────────────────────── Escherichia coli MS 69-1   
       ┌─────────────┴─ Escherichia coli B354 (4)  
      ┌┴────────────── Escherichia coli IAI39 (1)  
     ┌┴┬─ Escherichia coli B185 (6)  
     │ └┬────────────── Escherichia coli M718   
┌────┤  └┬────────────── Escherichia coli 1044A (23)  
│    │   └────────────── Escherichia coli SE15   
│    └─────────────┬─ Escherichia coli M605   
│                  └┬────────────── Escherichia coli TA206   
│                   └─────────────┬─ Escherichia coli 2362-75 (8)  
│                                 └┬──────────────────────────── Escherichia coli ED1a (1)  
┤                                  └─────────────┬────────────── Escherichia coli APEC O1 (2)  
│                                                └┬────────────── Escherichia coli 83972 (3)  
│                                                 └─ Escherichia coli IHE3034 (4)  
│                       ┌─ Escherichia coli K12 (14)  
│         ┌─────────────┴────────────── Escherichia coli ETEC H10407   
│        ┌┴────────────── Escherichia coli 101-1 (8)  
└────────┤              ┌────────────── Escherichia coli E22 (1)  
         │             ┌┴────────────── Escherichia coli IAI1 (1)  
         └─────────────┤ ┌─ Escherichia coli B088 (16)  
                       │┌┴────────────── Escherichia coli O26:H11 str. 11368   
                       └┤                            ┌─ fig|1040638.4.peg.1970 O104:H4 str. LB226692   
                        └┬───────────────────────────┴────────────── Escherichia coli 55989 (1)  
                         └┬────────────── Escherichia coli MS 124-1 (1)  
                          └┬────────────── Escherichia coli B171 (1)  
                           └──────────────────────────── Escherichia coli E24377A (1)  
  

  
IgaA: a membrane protein that prevents overactivation of the Rcs regulatory system
 (26)
  
 Others 
(1)