2.3.1.192 phenylacetyl-CoA + glycine = CoA + phenylacetylglycine - - 2.3.1.192 phenylacetyl-CoA + glycine = CoA + phenylacetylglycine sequential reaction mechanism in which the acyl-CoA substrate adds to the enzyme first, glycine adds before CoA leaves, and the peptide product dissociates last 486265