┬─── Escherichia coli 53638 (1)  
└─┬─ Escherichia coli K12 (124)  
  └────────────────────────────────────────────────────────────────── Escherichia coli O157:H7 str. EC4024   
  
Acyl-phosphate:glycerol-3-phosphate O-acyltransferase PlsY (3)