anatomical structure development cell communication cellular response to stimulus nitrogen compound metabolic process biosynthetic process response to endogenous stimulus response to chemical cellular metabolic process primary metabolic process organic substance metabolic process anatomical structure development cell communication cellular response to stimulus nitrogen compound metabolic process biosynthetic process response to endogenous stimulus response to chemical cellular metabolic process primary metabolic process organic substance metabolic process anatomical structure development cell communication cellular response to stimulus nitrogen compound metabolic process biosynthetic process response to endogenous stimulus response to chemical cellular metabolic process primary metabolic process organic substance metabolic process anatomical structure development cell communication cellular response to stimulus nitrogen compound metabolic process biosynthetic process response to endogenous stimulus response to chemical cellular metabolic process primary metabolic process organic substance metabolic process anatomical structure development cell communication cellular response to stimulus nitrogen compound metabolic process biosynthetic process response to endogenous stimulus response to chemical cellular metabolic process primary metabolic process organic substance metabolic process anatomical structure development cell communication cellular response to stimulus nitrogen compound metabolic process biosynthetic process response to endogenous stimulus response to chemical cellular metabolic process primary metabolic process organic substance metabolic process anatomical structure development cell communication cellular response to stimulus nitrogen compound metabolic process biosynthetic process response to endogenous stimulus response to chemical cellular metabolic process primary metabolic process organic substance metabolic process anatomical structure development cell communication cellular response to stimulus nitrogen compound metabolic process biosynthetic process response to endogenous stimulus response to chemical cellular metabolic process primary metabolic process organic substance metabolic process anatomical structure development cell communication cellular response to stimulus nitrogen compound metabolic process biosynthetic process response to endogenous stimulus response to chemical cellular metabolic process primary metabolic process organic substance metabolic process anatomical structure development cell communication cellular response to stimulus nitrogen compound metabolic process biosynthetic process response to endogenous stimulus response to chemical cellular metabolic process primary metabolic process organic substance metabolic process anatomical stranatomical structure development cell communicacell communication cellular respocellular response to stimulus nitrogen componitrogen compound metabolic process biosynthetic pbiosynthetic process response to enresponse to endogenous stimulus response to chresponse to chemical cellular metabcellular metabolic process primary metaboprimary metabolic process organic substaorganic substance metabolic process protein binding signaling receptor activity protein binding signaling receptor activity protein binding signaling receptor activity protein binding signaling receptor activity protein binding signaling receptor activity protein binding signaling receptor activity protein binding signaling receptor activity protein binding signaling receptor activity protein binding signaling receptor activity protein binding signaling receptor activity protein bindingprotein binding signaling receptor activitysignaling receptor 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