┌─ Escherichia coli K12 (126)  
                                                                   ┌┴─ Escherichia coli NC101 (1)  
┬──────────────────────────────────────────────────────────────────┴─ Escherichia coli 2362-75   
└───────────────────────────────────────────────────────┬── Escherichia coli (1-200/207) TA206   
                                                        └──────────┬─ Escherichia coli (1-206/207) 1044A (23)  
                                                                   └┬─ Escherichia coli (1-206/207) K12 (100)  
                                                                    └┬─ Escherichia coli (1-206/207) ED1a (1)  
                                                                     └┬─ Escherichia coli (1-206/207) IAI39 (1)  
                                                                      └─ Escherichia coli (1-206/207) H299   
  

  
Putative inner membrane protein
 (9)