┌─ Escherichia coli O55:H7 str. CB9615   
                         ┌──────────────┴─────────────── Escherichia coli 1044A (23)  
          ┌──────────────┴─ Escherichia coli 536 (26)  
┌─────────┴─ Escherichia coli 1827-70 (2)  
│                                      ┌─────────────── Escherichia coli 042 (5)  
│                       ┌──────────────┴─────────────── Escherichia coli B354   
│                      ┌┴─────────────── Escherichia coli TA143   
┤                     ┌┴─ Escherichia coli MS 69-1   
│      ┌──────────────┴────────────────────────────── Escherichia coli TA280   
│     ┌┴─────────────────────────────┬────────────────────────────── Escherichia coli MS 21-1 (1)  
│    ┌┤                              └─ Escherichia coli IAI39 (1)  
│    │└─ Escherichia coli 2362-75 (2)  
└────┤                             ┌─ Escherichia coli B185   
     │              ┌──────────────┴────────────────────────────── Escherichia coli M718   
     └──────────────┤┌─ fig|1040638.4.peg.5750 O104:H4 str. LB226692 (16)  
                    └┤               ┌─ Escherichia coli B088 (11)  
                     │┌──────────────┴─────────────── Escherichia coli O111:H- str. 11128   
                     └┤                             ┌─ Escherichia coli MS 107-1   
                      └──────────────┬──────────────┴─────────────── Escherichia coli MS 124-1 (1)  
                                     └┬─────────────── Escherichia coli 101-1 (4)  
                                      └─ Escherichia coli K12 (18)  
  
Lipid-A-disaccharide synthase (EC 2.4.1.182) (20)
Others (1)