┬─────────────────────────────── Escherichia coli (173-254/254) O103:H2 str. 12009   
└─────────────────┬───────────────────────────────────────────────── fig|1040638.4.peg.439 O104:H4 str. LB226692   
                  └┬─ Escherichia coli (173-254/254) K12 (52)  
                   └───────────────────┬─ Escherichia coli (193-271/274) 042 (37)  
                                       └────────────────────┬─ Escherichia coli (173-252/256) 101-1 (1)  
                                                            └──────── Escherichia coli (173-254/254) B185 (5)  
  
Glycolate utilization operon transcriptional activator GlcC (5)
Others (1)