┌─ Escherichia coli (372-901/901) OP50 (3)  
                         ┌─────────────┴────────────── Escherichia coli (372-901/901) B str. REL606   
                        ┌┴─────────────── Escherichia coli (372-901/901) ATCC 8739 (1)  
                       ┌┴─────────────── Escherichia coli (372-901/901) ETEC H10407   
┌──────────────────────┴─ Escherichia coli (372-901/901) K12 (18)  
┤     ┌─ Escherichia coli (372-901/901) E24377A (2)  
└─────┤             ┌─ Escherichia coli (372-901/901) O157:H7 str. EC508 (68)  
      │             │   ┌────────────── Escherichia coli (372-901/901) E22 (1)  
      └─────────────┤  ┌┴─ Escherichia coli (372-901/901) O157:H7 EDL933   
                    │ ┌┴────────────── Escherichia coli (372-901/901) B185   
                    │┌┴────────────── Escherichia coli (372-901/901) B354   
                    └┤             ┌────────────── Escherichia coli (372-901/901) 83972 (5)  
                     └─────────────┤┌─ Escherichia coli (372-901/901) WV_060327 (9)  
                                   └┤              ┌─ Escherichia coli (372-901/901) 536 (4)  
                                    └┬─────────────┴────────────── Escherichia coli (372-901/901) F11 (1)  
                                     └─────────────┬────────────── Escherichia coli (372-901/901) ED1a (1)  
                                                   └┬────────────── Escherichia coli (372-901/901) SE15   
                                                    └─ Escherichia coli (372-901/901) H299   
  
Transcriptional activator of maltose regulon, MalT (18)