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 protein binding protein binding protein binding protein binding protein binding protein binding protein binding protein binding protein binding protein bindingprotein binding cell protein-containing complex organelle cell protein-containing complex organelle cell protein-containing complex organelle cell protein-containing complex organelle cell protein-containing complex organelle cell protein-containing complex organelle cell protein-containing complex organelle cell protein-containing complex organelle cell protein-containing complex organelle cell protein-containing complex organelle cellcell protein-containing complexprotein-containing complex organelleorganelle