nitrogen compound metabolic process biosynthetic process cellular metabolic process organic substance metabolic process nitrogen compound metabolic process biosynthetic process cellular metabolic process organic substance metabolic process nitrogen compound metabolic process biosynthetic process cellular metabolic process organic substance metabolic process nitrogen compound metabolic process biosynthetic process cellular metabolic process organic substance metabolic process nitrogen compound metabolic process biosynthetic process cellular metabolic process organic substance metabolic process nitrogen compound metabolic process biosynthetic process cellular metabolic process organic substance metabolic process nitrogen compound metabolic process biosynthetic process cellular metabolic process organic substance metabolic process nitrogen compound metabolic process biosynthetic process cellular metabolic process organic substance metabolic process nitrogen compound metabolic process biosynthetic process cellular metabolic process organic substance metabolic process nitrogen compound metabolic process biosynthetic process cellular metabolic process organic substance metabolic process nitrogen compound metabolic processnitrogen compound metabolic process biosynthetic processbiosynthetic process cellular metabolic processcellular metabolic process organic substance metabolic processorganic substance metabolic process transferase activity transferase activity transferase activity transferase activity transferase activity transferase activity transferase activity transferase activity transferase activity transferase activity transferase activitytransferase activity