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 transferase activity ion binding catalytic activity, acting on a protein transferase activity ion binding catalytic activity, acting on a protein transferase activity ion binding catalytic activity, acting on a protein transferase activity ion binding catalytic activity, acting on a protein transferase activity ion binding catalytic activity, acting on a protein transferase activity ion binding catalytic activity, acting on a protein transferase activity ion binding catalytic activity, acting on a protein transferase activity ion binding catalytic activity, acting on a protein transferase activity ion binding catalytic activity, acting on a protein transferase activity ion binding catalytic activity, acting on a protein transferase activitytransferase activity ion bindingion binding catalytic activity, acting on a proteincatalytic activity, acting on a protein cell organelle membrane cell organelle membrane cell organelle membrane cell organelle membrane cell organelle membrane cell organelle membrane cell organelle membrane cell organelle membrane cell organelle membrane cell organelle membrane cellcell organelleorganelle membranemembrane