nitrogen compound metabolic process catabolic process cellular metabolic process primary metabolic process organic substance metabolic process nitrogen compound metabolic process catabolic process cellular metabolic process primary metabolic process organic substance metabolic process nitrogen compound metabolic process catabolic process cellular metabolic process primary metabolic process organic substance metabolic process nitrogen compound metabolic process catabolic process cellular metabolic process primary metabolic process organic substance metabolic process nitrogen compound metabolic process catabolic process cellular metabolic process primary metabolic process organic substance metabolic process nitrogen compound metabolic process catabolic process cellular metabolic process primary metabolic process organic substance metabolic process nitrogen compound metabolic process catabolic process cellular metabolic process primary metabolic process organic substance metabolic process nitrogen compound metabolic process catabolic process cellular metabolic process primary metabolic process organic substance metabolic process nitrogen compound metabolic process catabolic process cellular metabolic process primary metabolic process organic substance metabolic process nitrogen compound metabolic process catabolic process cellular metabolic process primary metabolic process organic substance metabolic process nitrogen compound metabolic nitrogen compound metabolic process catabolic processcatabolic process cellular metabolic processcellular metabolic process primary metabolic processprimary metabolic process organic substance metabolic organic substance metabolic process organic cyclic compound binding heterocyclic compound binding small molecule binding protein binding ion binding carbohydrate derivative binding drug binding transferase activity catalytic activity, acting on a protein organic cyclic compound binding heterocyclic compound binding small molecule binding protein binding ion binding carbohydrate derivative binding drug binding transferase activity catalytic activity, acting on a protein organic cyclic compound binding heterocyclic compound binding small molecule binding protein binding ion binding carbohydrate derivative binding drug binding transferase activity catalytic activity, acting on a protein organic cyclic compound binding heterocyclic compound binding small molecule binding protein binding ion binding carbohydrate derivative binding drug binding transferase activity catalytic activity, acting on a protein organic cyclic compound binding heterocyclic compound binding small molecule binding protein binding ion binding carbohydrate derivative binding drug binding transferase activity catalytic activity, acting on a protein organic cyclic compound binding heterocyclic compound binding small molecule binding protein binding ion binding carbohydrate derivative binding drug binding transferase activity catalytic activity, acting on a protein organic cyclic compound binding heterocyclic compound binding small molecule binding protein binding ion binding carbohydrate derivative binding drug binding transferase activity catalytic activity, acting on a protein organic cyclic compound binding heterocyclic compound binding small molecule binding protein binding ion binding carbohydrate derivative binding drug binding transferase activity catalytic activity, acting on a protein organic cyclic compound binding heterocyclic compound binding small molecule binding protein binding ion binding carbohydrate derivative binding drug binding transferase activity catalytic activity, acting on a protein organic cyclic compound binding heterocyclic compound binding small molecule binding protein binding ion binding carbohydrate derivative binding drug binding transferase activity catalytic activity, acting on a protein organic cyclic organic cyclic compound binding heterocyclic coheterocyclic compound binding small molecule small molecule binding protein bindingprotein binding ion bindingion binding carbohydrate decarbohydrate derivative binding drug bindingdrug binding transferase acttransferase activity catalytic activcatalytic activity, acting on a protein cell protein-containing complex cell protein-containing complex cell protein-containing complex cell protein-containing complex cell protein-containing complex cell protein-containing complex cell protein-containing complex cell protein-containing complex cell protein-containing complex cell protein-containing complex cellcell protein-containing complexprotein-containing complex