nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process cell death nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process cell death nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process cell death nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process cell death nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process cell death nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process cell death nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process cell death nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process cell death nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process cell death nitrogen compound metabolic process cellular metabolic process primary metabolic process organic substance metabolic process cell death nitrogen compound metabolic nitrogen compound metabolic process cellular metabolic processcellular metabolic process primary metabolic processprimary metabolic process organic substance metabolic organic substance metabolic process cell deathcell death organic cyclic compound binding heterocyclic compound binding organic cyclic compound binding heterocyclic compound binding organic cyclic compound binding heterocyclic compound binding organic cyclic compound binding heterocyclic compound binding organic cyclic compound binding heterocyclic compound binding organic cyclic compound binding heterocyclic compound binding organic cyclic compound binding heterocyclic compound binding organic cyclic compound binding heterocyclic compound binding organic cyclic compound binding heterocyclic compound binding organic cyclic compound binding heterocyclic compound binding organic cyclic compound bindingorganic cyclic compound binding heterocyclic compound bindingheterocyclic compound binding cell protein-containing complex organelle membrane-enclosed lumen cell protein-containing complex organelle membrane-enclosed lumen cell protein-containing complex organelle membrane-enclosed lumen cell protein-containing complex organelle membrane-enclosed lumen cell protein-containing complex organelle membrane-enclosed lumen cell protein-containing complex organelle membrane-enclosed lumen cell protein-containing complex organelle membrane-enclosed lumen cell protein-containing complex organelle membrane-enclosed lumen cell protein-containing complex organelle membrane-enclosed lumen cell protein-containing complex organelle membrane-enclosed lumen cellcell protein-containing complexprotein-containing complex organelleorganelle membrane-enclosed lumenmembrane-enclosed lumen