nitrogen compound metabolic process cellular metabolic process primary metabolic process small molecule metabolic process organic substance metabolic process methylation catabolic process regulation of biological quality biosynthetic process nitrogen compound metabolic process cellular metabolic process primary metabolic process small molecule metabolic process organic substance metabolic process methylation catabolic process regulation of biological quality biosynthetic process nitrogen compound metabolic process cellular metabolic process primary metabolic process small molecule metabolic process organic substance metabolic process methylation catabolic process regulation of biological quality biosynthetic process nitrogen compound metabolic process cellular metabolic process primary metabolic process small molecule metabolic process organic substance metabolic process methylation catabolic process regulation of biological quality biosynthetic process nitrogen compound metabolic process cellular metabolic process primary metabolic process small molecule metabolic process organic substance metabolic process methylation catabolic process regulation of biological quality biosynthetic process nitrogen compound metabolic process cellular metabolic process primary metabolic process small molecule metabolic process organic substance metabolic process methylation catabolic process regulation of biological quality biosynthetic process nitrogen compound metabolic process cellular metabolic process primary metabolic process small molecule metabolic process organic substance metabolic process methylation catabolic process regulation of biological quality biosynthetic process nitrogen compound metabolic process cellular metabolic process primary metabolic process small molecule metabolic process organic substance metabolic process methylation catabolic process regulation of biological quality biosynthetic process nitrogen compound metabolic process cellular metabolic process primary metabolic process small molecule metabolic process organic substance metabolic process methylation catabolic process regulation of biological quality biosynthetic process nitrogen compound metabolic process cellular metabolic process primary metabolic process small molecule metabolic process organic substance metabolic process methylation catabolic process regulation of biological quality biosynthetic process nitrogen compounitrogen compound metabolic process cellular metabocellular metabolic process primary metabolprimary metabolic process small molecule small molecule metabolic process organic substanorganic substance metabolic process methylationmethylation catabolic procecatabolic process regulation of bregulation of biological quality biosynthetic prbiosynthetic process ion binding transferase activity ion binding transferase activity ion binding transferase activity ion binding transferase activity ion binding transferase activity ion binding transferase activity ion binding transferase activity ion binding transferase activity ion binding transferase activity ion binding transferase activity ion bindingion binding transferase activitytransferase activity cell organelle extracellular region cell organelle extracellular region cell organelle extracellular region cell organelle extracellular region cell organelle extracellular region cell organelle extracellular region cell organelle extracellular region cell organelle extracellular region cell organelle extracellular region cell organelle extracellular region cellcell organelleorganelle extracellular regionextracellular region