nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process cell communication cellular response to stimulus nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process cell communication cellular response to stimulus nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process cell communication cellular response to stimulus nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process cell communication cellular response to stimulus nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process cell communication cellular response to stimulus nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process cell communication cellular response to stimulus nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process cell communication cellular response to stimulus nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process cell communication cellular response to stimulus nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process cell communication cellular response to stimulus nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process cell communication cellular response to stimulus nitrogen compound metabnitrogen compound metabolic process cellular metabolic proccellular metabolic process primary metabolic proceprimary metabolic process organic substance metaborganic substance metabolic process cell communicationcell communication cellular response to stcellular response to stimulus catalytic activity, acting on a protein transferase activity ion binding carbohydrate derivative binding organic cyclic compound binding heterocyclic compound binding small molecule binding drug binding catalytic activity, acting on a protein transferase activity ion binding carbohydrate derivative binding organic cyclic compound binding heterocyclic compound binding small molecule binding drug binding catalytic activity, acting on a protein transferase activity ion binding carbohydrate derivative binding organic cyclic compound binding heterocyclic compound binding small molecule binding drug binding catalytic activity, acting on a protein transferase activity ion binding carbohydrate derivative binding organic cyclic compound binding heterocyclic compound binding small molecule binding drug binding catalytic activity, acting on a protein transferase activity ion binding carbohydrate derivative binding organic cyclic compound binding heterocyclic compound binding small molecule binding drug binding catalytic activity, acting on a protein transferase activity ion binding carbohydrate derivative binding organic cyclic compound binding heterocyclic compound binding small molecule binding drug binding catalytic activity, acting on a protein transferase activity ion binding carbohydrate derivative binding organic cyclic compound binding heterocyclic compound binding small molecule binding drug binding catalytic activity, acting on a protein transferase activity ion binding carbohydrate derivative binding organic cyclic compound binding heterocyclic compound binding small molecule binding drug binding catalytic activity, acting on a protein transferase activity ion binding carbohydrate derivative binding organic cyclic compound binding heterocyclic compound binding small molecule binding drug binding catalytic activity, acting on a protein transferase activity ion binding carbohydrate derivative binding organic cyclic compound binding heterocyclic compound binding small molecule binding drug binding catalytic activitcatalytic activity, acting on a protein transferase activtransferase activity ion bindingion binding carbohydrate dericarbohydrate derivative binding organic cyclic coorganic cyclic compound binding heterocyclic compheterocyclic compound binding small molecule bismall molecule binding drug bindingdrug binding cell membrane cell membrane cell membrane cell membrane cell membrane cell membrane cell membrane cell membrane cell membrane cell membrane cellcell membranemembrane