┌─ Escherichia coli (22-448/462) B171 (1)  
                                                             ┌┴─ Escherichia coli (22-448/462) E22 (2)  
                                                            ┌┴─ Escherichia coli (5-431/445) O55:H7 str. CB9615   
                                                           ┌┴─ Escherichia coli (5-431/445) EC4100B   
                                                          ┌┴┬─ Escherichia coli (22-448/462) K12 (47)  
                                                          │ └┬─ Escherichia coli (5-431/445) SE11   
                                                         ┌┤  └─ Escherichia coli (5-431/445) 1827-70   
                                                         │└┬─ Escherichia coli (5-431/445) MS 116-1   
┌────────────────────────────────────────────────────────┤ └─ Escherichia coli (5-431/445) MS 175-1   
│                                                        └─ Escherichia coli (5-431/445) MS 124-1 (1)  
┤                                                 ┌─ Escherichia coli MS 119-7   
│                                                ┌┴─ Escherichia coli (3-454/454) K12 (105)  
│                                          ┌─────┴─ Escherichia coli 2362-75 (16)  
└──────────────────────────────────────────┤                       ┌─ Escherichia coli (8-452/461) KO11 (2)  
                                           │                       │  ┌─ Escherichia coli (8-452/461) 1827-70 (13)  
                                           └───────────────────────┤ ┌┴─ Escherichia coli (8-452/461) B185   
                                                                   │┌┴┬─ Escherichia coli (8-452/461) E24377A (1)  
                                                                   └┤ └─ Escherichia coli (8-452/461) 53638 (1)  
                                                                    └┬─ Escherichia coli (8-452/461) 101-1   
                                                                     └┬─ Escherichia coli (8-452/461) 1044A (25)  
                                                                      └┬─ Escherichia coli (8-452/461) B171 (1)  
                                                                       └┬─ Escherichia coli (8-452/461) E110019 (11)  
                                                                        └┬─ Escherichia coli (8-452/461) O111:H- str. 11128 (1)  
                                                                         └┬─ Escherichia coli (8-452/461) K12 (19)  
                                                                          └┬─ Escherichia coli (8-452/461) BW2952 (3)  
                                                                           └┬─ Escherichia coli (8-452/461) MS 196-1   
                                                                            └┬─ Escherichia coli (9-452/461) IAI39 (1)  
                                                                             └─ Escherichia coli (27-470/479) 042 (10)  
  
Putrescine importer (17)
Fructoselysine transporter FrlA, cationic amino acid permease (10)
Putative APC family amino acid transport protein (1)