┌─ Escherichia coli (3-409/433) 042   
                                                                   ┌┴─ Escherichia coli (2-407/431) TA280   
┌──────────────────────────────────────────────────────────────────┴─ Escherichia coli (2-406/430) FVEC1302 (3)  
┤                                                                   ┌─ Escherichia coli APEC O1 (5)  
│                                                                  ┌┴─ Escherichia coli (1-462/463) S88   
└──────────────────────────────────────────────────────────────────┤┌─ Escherichia coli ED1a (1)  
                                                                   └┤┌─ Escherichia coli 536 (16)  
                                                                    └┤ ┌─ Escherichia coli 2362-75   
                                                                     │┌┴─ Escherichia coli E2348/69 (1)  
                                                                     └┤ ┌─ Escherichia coli B354   
                                                                      │┌┴─ Escherichia coli 042 (11)  
                                                                      └┤┌─ Escherichia coli IAI39 (1)  
                                                                       └┤┌─ Escherichia coli B088 (6)  
                                                                        ││   ┌─ Escherichia coli (1-462/463) 1125A (27)  
                                                                        └┤  ┌┴─ Escherichia coli (1-462/463) 1044A (6)  
                                                                         │ ┌┴─ Escherichia coli (1-462/463) 101-1   
                                                                         │┌┴─ Escherichia coli (1-462/463) M718   
                                                                         └┤ ┌─ Escherichia coli B7A (5)  
                                                                          └┬┴─ Escherichia coli E24377A (1)  
                                                                           └┬─ fig|1040638.4.peg.3792 O104:H4 str. LB226692 (10)  
                                                                            └┬─ Escherichia coli B171 (7)  
                                                                             └┬─ Escherichia coli (1-462/463) K12 (15)  
                                                                              └─ Escherichia coli (1-462/463) MS 146-1   
  

  
L-cystine uptake protein TcyP
 (19)
  
Putative symport protein
 (3)
  
 Others 
(1)