┌─ Escherichia coli (7-447/461) H591 (1)  
                                                                           ┌┴─ Escherichia coli (21-447/461) ATCC 8739 (1)  
                                                                          ┌┴─ Escherichia coli (21-447/461) K12 (61)  
                                                                         ┌┴┬─ Escherichia coli (21-447/461) MS 107-1   
                                                                        ┌┤ └─ Escherichia coli (21-447/461) MS 115-1   
                                                                       ┌┤└─ Escherichia coli (21-447/461) 1125A (12)  
                                                                      ┌┤└─ Escherichia coli (21-447/461) M718   
                                                                     ┌┤└─ Escherichia coli (21-447/461) O157:H7 EDL933   
                                                                    ┌┤└─ Escherichia coli (21-447/461) MS 145-7   
                                                                   ┌┤└─ Escherichia coli (21-447/461) E110019 (1)  
        ┌──────────────────────────────────────────────────────────┤└─ Escherichia coli (21-447/461) 042 (40)  
┌───────┤                                                          └─ Escherichia coli (21-447/461) MS 21-1   
│       └───────────────────────────────────────────────── Escherichia coli MS 107-1 (3)  
┤                                                                 ┌─ Escherichia coli MS 69-1   
│                                                                 │┌─ Escherichia coli H299   
└─────────────────────────────────────────────────────────────────┤│    ┌─ Escherichia coli B354 (9)  
                                                                  ││   ┌┴─ Escherichia coli SMS-3-5   
                                                                  └┤  ┌┴─ Escherichia coli MS 21-1   
                                                                   │ ┌┴─ Escherichia coli (7-461/461) 042 (1)  
                                                                   │┌┴─ Escherichia coli TA280   
                                                                   ││  ┌─ Escherichia coli 53638 (1)  
                                                                   └┤ ┌┴─ Escherichia coli K12 (20)  
                                                                    │┌┴─ Escherichia coli B185   
                                                                    └┤ ┌─ Escherichia coli SE11   
                                                                     │┌┴─ Escherichia coli E110019 (1)  
                                                                     └┤┌─ Escherichia coli M718   
                                                                      └┤┌─ Escherichia coli O55:H7 str. CB9615   
                                                                       └┤┌─ Escherichia coli O111:H- str. 11128   
                                                                        └┤┌─ Escherichia coli O26:H11 str. 11368   
                                                                         └┤┌─ Escherichia coli H591 (2)  
                                                                          └┤ ┌─ Escherichia coli E24377A (1)  
                                                                           └┬┴─ fig|1040638.4.peg.1811 O104:H4 str. LB226692 (2)  
                                                                            └┬─ Escherichia coli EC4100B (2)  
                                                                             └┬─ Escherichia coli B088 (11)  
                                                                              └┬─ Escherichia coli MS 182-1   
                                                                               └─ Escherichia coli MS 78-1   
  
Putative cryptic C4-dicarboxylate transporter DcuD (21)
C4-dicarboxylate transporter DcuC (TC 2.A.61.1.1) (12)
Putative transport protein (1)
Anaerobic C4-dicarboxylate transporter DcuC (1)
Others (1)