nitrogen compound metabolic process cellular metabolic process primary metabolic process regulation of molecular function organic substance metabolic process nitrogen compound metabolic process cellular metabolic process primary metabolic process regulation of molecular function organic substance metabolic process nitrogen compound metabolic process cellular metabolic process primary metabolic process regulation of molecular function organic substance metabolic process nitrogen compound metabolic process cellular metabolic process primary metabolic process regulation of molecular function organic substance metabolic process nitrogen compound metabolic process cellular metabolic process primary metabolic process regulation of molecular function organic substance metabolic process nitrogen compound metabolic process cellular metabolic process primary metabolic process regulation of molecular function organic substance metabolic process nitrogen compound metabolic process cellular metabolic process primary metabolic process regulation of molecular function organic substance metabolic process nitrogen compound metabolic process cellular metabolic process primary metabolic process regulation of molecular function organic substance metabolic process nitrogen compound metabolic process cellular metabolic process primary metabolic process regulation of molecular function organic substance metabolic process nitrogen compound metabolic process cellular metabolic process primary metabolic process regulation of molecular function organic substance metabolic process nitrogen compound metabolic nitrogen compound metabolic process cellular metabolic processcellular metabolic process primary metabolic processprimary metabolic process regulation of molecular funcregulation of molecular function organic substance metabolic organic substance metabolic process enzyme regulator activity enzyme regulator activity enzyme regulator activity enzyme regulator activity enzyme regulator activity enzyme regulator activity enzyme regulator activity enzyme regulator activity enzyme regulator activity enzyme regulator activity enzyme regulator activityenzyme regulator activity cell organelle cell organelle cell organelle cell organelle cell organelle cell organelle cell organelle cell organelle cell organelle cell organelle cellcell organelleorganelle