┌───────────────────── Escherichia coli (6-290/290) 042 (1)  
                                       ┌┴─ Escherichia coli FVEC1412 (3)  
┬──────────────────────────────────────┴───────────────────── Escherichia coli ED1a (1)  
└─────────────────────────────────────────────┬─ Escherichia coli (6-290/290) B171 (39)  
                                              └┬───────────────────── Escherichia coli (6-290/290) K12 (7)  
                                               └───────────────────── Escherichia coli ETEC H10407   
  
Involved in lipopolysaccharide biosynthesis (6)