nitrogen compound metabolic process primary metabolic process organic substance metabolic process nitrogen compound metabolic process primary metabolic process organic substance metabolic process nitrogen compound metabolic process primary metabolic process organic substance metabolic process nitrogen compound metabolic process primary metabolic process organic substance metabolic process nitrogen compound metabolic process primary metabolic process organic substance metabolic process nitrogen compound metabolic process primary metabolic process organic substance metabolic process nitrogen compound metabolic process primary metabolic process organic substance metabolic process nitrogen compound metabolic process primary metabolic process organic substance metabolic process nitrogen compound metabolic process primary metabolic process organic substance metabolic process nitrogen compound metabolic process primary metabolic process organic substance metabolic process nitrogen compound metabolic processnitrogen compound metabolic process primary metabolic processprimary metabolic process organic substance metabolic processorganic substance metabolic process catalytic activity, acting on a protein hydrolase activity ion binding catalytic activity, acting on a protein hydrolase activity ion binding catalytic activity, acting on a protein hydrolase activity ion binding catalytic activity, acting on a protein hydrolase activity ion binding catalytic activity, acting on a protein hydrolase activity ion binding catalytic activity, acting on a protein hydrolase activity ion binding catalytic activity, acting on a protein hydrolase activity ion binding catalytic activity, acting on a protein hydrolase activity ion binding catalytic activity, acting on a protein hydrolase activity ion binding catalytic activity, acting on a protein hydrolase activity ion binding catalytic activity, acting on a proteincatalytic activity, acting on a protein hydrolase activityhydrolase activity ion bindingion binding cell membrane extracellular region cell membrane extracellular region cell membrane extracellular region cell membrane extracellular region cell membrane extracellular region cell membrane extracellular region cell membrane extracellular region cell membrane extracellular region cell membrane extracellular region cell membrane extracellular region cellcell membranemembrane extracellular regionextracellular region 
