6.3.2.45 ATP + UDP-N-alpha-D-acetylmuramate + L-alanyl-gamma-D-glutamyl-meso-2,6-diaminoheptanedioyl-D-alanyl-D-alanine - Escherichia coli ADP + phosphate + UDP-N-acetylmuramoyl-L-alanyl-D-gamma-glutamyl-meso-2,6-diaminoheptanedioyl-D-alanyl-D-alanine - ? 428416