nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process regulation of molecular function nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process regulation of molecular function nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process regulation of molecular function nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process regulation of molecular function nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process regulation of molecular function nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process regulation of molecular function nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process regulation of molecular function nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process regulation of molecular function nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process regulation of molecular function nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process regulation of molecular function nitrogen compound metabolic nitrogen compound metabolic process cellular metabolic processcellular metabolic process primary metabolic processprimary metabolic process organic substance metabolic organic substance metabolic process regulation of molecular funcregulation of molecular function protein binding enzyme regulator activity protein binding enzyme regulator activity protein binding enzyme regulator activity protein binding enzyme regulator activity protein binding enzyme regulator activity protein binding enzyme regulator activity protein binding enzyme regulator activity protein binding enzyme regulator activity protein binding enzyme regulator activity protein binding enzyme regulator activity protein bindingprotein binding enzyme regulator activityenzyme regulator activity cell organelle protein-containing complex cell organelle protein-containing complex cell organelle protein-containing complex cell organelle protein-containing complex cell organelle protein-containing complex cell organelle protein-containing complex cell organelle protein-containing complex cell organelle protein-containing complex cell organelle protein-containing complex cell organelle protein-containing complex cellcell organelleorganelle protein-containing complexprotein-containing complex