nitrogen compound metabolic process cellular metabolic process primary metabolic process regulation of molecular function organic substance metabolic process cell death multicellular organism reproduction anatomical structure development response to endogenous stimulus response to chemical cellular response to stimulus nitrogen compound metabolic process cellular metabolic process primary metabolic process regulation of molecular function organic substance metabolic process cell death multicellular organism reproduction anatomical structure development response to endogenous stimulus response to chemical cellular response to stimulus nitrogen compound metabolic process cellular metabolic process primary metabolic process regulation of molecular function organic substance metabolic process cell death multicellular organism reproduction anatomical structure development response to endogenous stimulus response to chemical cellular response to stimulus nitrogen compound metabolic process cellular metabolic process primary metabolic process regulation of molecular function organic substance metabolic process cell death multicellular organism reproduction anatomical structure development response to endogenous stimulus response to chemical cellular response to stimulus nitrogen compound metabolic process cellular metabolic process primary metabolic process regulation of molecular function organic substance metabolic process cell death multicellular organism reproduction anatomical structure development response to endogenous stimulus response to chemical cellular response to stimulus nitrogen compound metabolic process cellular metabolic process primary metabolic process regulation of molecular function organic substance metabolic process cell death multicellular organism reproduction anatomical structure development response to endogenous stimulus response to chemical cellular response to stimulus nitrogen compound metabolic process cellular metabolic process primary metabolic process regulation of molecular function organic substance metabolic process cell death multicellular organism reproduction anatomical structure development response to endogenous stimulus response to chemical cellular response to stimulus nitrogen compound metabolic process cellular metabolic process primary metabolic process regulation of molecular function organic substance metabolic process cell death multicellular organism reproduction anatomical structure development response to endogenous stimulus response to chemical cellular response to stimulus nitrogen compound metabolic process cellular metabolic process primary metabolic process regulation of molecular function organic substance metabolic process cell death multicellular organism reproduction anatomical structure development response to endogenous stimulus response to chemical cellular response to stimulus nitrogen compound metabolic process cellular metabolic process primary metabolic process regulation of molecular function organic substance metabolic process cell death multicellular organism reproduction anatomical structure development response to endogenous stimulus response to chemical cellular response to stimulus nitrogen comnitrogen compound metabolic process cellular metcellular metabolic process primary metaprimary metabolic process regulation oregulation of molecular function organic subsorganic substance metabolic process cell deathcell death multicellulamulticellular organism reproduction anatomical sanatomical structure development response to response to endogenous stimulus response to response to chemical cellular rescellular response to stimulus ion binding protein binding enzyme regulator activity ion binding protein binding enzyme regulator activity ion binding protein binding enzyme regulator activity ion binding protein binding enzyme regulator activity ion binding protein binding enzyme regulator activity ion binding protein binding enzyme regulator activity ion binding protein binding enzyme regulator activity ion binding protein binding enzyme regulator activity ion binding protein binding enzyme regulator activity ion binding protein binding enzyme regulator activity ion bindingion binding protein bindingprotein binding enzyme regulator activityenzyme regulator activity 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 cell membrane extracellular regionextracellular region cellcell membranemembrane