cell communication cellular response to stimulus system process nitrogen compound metabolic process cellular metabolic process primary metabolic process small molecule metabolic process organic substance metabolic process biosynthetic process catabolic process cell communication cellular response to stimulus system process nitrogen compound metabolic process cellular metabolic process primary metabolic process small molecule metabolic process organic substance metabolic process biosynthetic process catabolic process cell communication cellular response to stimulus system process nitrogen compound metabolic process cellular metabolic process primary metabolic process small molecule metabolic process organic substance metabolic process biosynthetic process catabolic process cell communication cellular response to stimulus system process nitrogen compound metabolic process cellular metabolic process primary metabolic process small molecule metabolic process organic substance metabolic process biosynthetic process catabolic process cell communication cellular response to stimulus system process nitrogen compound metabolic process cellular metabolic process primary metabolic process small molecule metabolic process organic substance metabolic process biosynthetic process catabolic process cell communication cellular response to stimulus system process nitrogen compound metabolic process cellular metabolic process primary metabolic process small molecule metabolic process organic substance metabolic process biosynthetic process catabolic process cell communication cellular response to stimulus system process nitrogen compound metabolic process cellular metabolic process primary metabolic process small molecule metabolic process organic substance metabolic process biosynthetic process catabolic process cell communication cellular response to stimulus system process nitrogen compound metabolic process cellular metabolic process primary metabolic process small molecule metabolic process organic substance metabolic process biosynthetic process catabolic process cell communication cellular response to stimulus system process nitrogen compound metabolic process cellular metabolic process primary metabolic process small molecule metabolic process organic substance metabolic process biosynthetic process catabolic process cell communication cellular response to stimulus system process nitrogen compound metabolic process cellular metabolic process primary metabolic process small molecule metabolic process organic substance metabolic process biosynthetic process catabolic process cell communicacell communication cellular respocellular response to stimulus system processsystem process nitrogen componitrogen compound metabolic process cellular metabcellular metabolic process primary metaboprimary metabolic process small moleculesmall molecule metabolic process organic substaorganic substance metabolic process biosynthetic pbiosynthetic process catabolic proccatabolic process hydrolase activity protein binding ion binding hydrolase activity protein binding ion binding hydrolase activity protein binding ion binding hydrolase activity protein binding ion binding hydrolase activity protein binding ion binding hydrolase activity protein binding ion binding hydrolase activity protein binding ion binding hydrolase activity protein binding ion binding hydrolase activity protein binding ion binding hydrolase activity protein binding ion binding hydrolase activityhydrolase activity protein bindingprotein binding ion bindingion binding 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