| Chain | GOid | namespace | contents |
| F | 0001965 | molecular_function | G-protein alpha-subunit binding |
| F | 0004930 | molecular_function | G protein-coupled receptor activity |
| F | 0004979 | molecular_function | beta-endorphin receptor activity |
| F | 0004985 | molecular_function | G protein-coupled opioid receptor activity |
| F | 0005245 | molecular_function | voltage-gated calcium channel activity |
| F | 0005515 | molecular_function | protein binding |
| F | 0005737 | cellular_component | cytoplasm |
| F | 0005768 | cellular_component | endosome |
| F | 0005783 | cellular_component | endoplasmic reticulum |
| F | 0005794 | cellular_component | Golgi apparatus |
| F | 0005886 | cellular_component | plasma membrane |
| F | 0007187 | biological_process | G protein-coupled receptor signaling pathway, coupled to cyclic nucleotide second messenger |
| F | 0007197 | biological_process | adenylate cyclase-inhibiting G protein-coupled acetylcholine receptor signaling pathway |
| F | 0007200 | biological_process | phospholipase C-activating G protein-coupled receptor signaling pathway |
| F | 0007218 | biological_process | neuropeptide signaling pathway |
| F | 0007600 | biological_process | sensory perception |
| F | 0008285 | biological_process | negative regulation of cell population proliferation |
| F | 0008528 | molecular_function | G protein-coupled peptide receptor activity |
| F | 0016020 | cellular_component | membrane |
| F | 0019226 | biological_process | transmission of nerve impulse |
| F | 0019233 | biological_process | sensory perception of pain |
| F | 0030424 | cellular_component | axon |
| F | 0030425 | cellular_component | dendrite |
| F | 0031681 | molecular_function | G-protein beta-subunit binding |
| F | 0038003 | biological_process | G protein-coupled opioid receptor signaling pathway |
| F | 0038047 | molecular_function | morphine receptor activity |
| F | 0042923 | molecular_function | neuropeptide binding |
| F | 0043005 | cellular_component | neuron projection |
| F | 0043204 | cellular_component | perikaryon |
| F | 0048149 | biological_process | behavioral response to ethanol |
| F | 0050769 | biological_process | positive regulation of neurogenesis |
| F | 0061358 | biological_process | negative regulation of Wnt protein secretion |
| F | 0070374 | biological_process | positive regulation of ERK1 and ERK2 cascade |
| F | 0070588 | biological_process | calcium ion transmembrane transport |
| F | 0071315 | biological_process | cellular response to morphine |
| F | 0080135 | biological_process | regulation of cellular response to stress |
| F | 0098793 | cellular_component | presynapse |
| F | 0098982 | cellular_component | GABA-ergic synapse |
| F | 0099171 | biological_process | presynaptic modulation of chemical synaptic transmission |
| F | 2000310 | biological_process | regulation of NMDA receptor activity |
| R | 0001965 | molecular_function | G-protein alpha-subunit binding |
| R | 0004930 | molecular_function | G protein-coupled receptor activity |
| R | 0004979 | molecular_function | beta-endorphin receptor activity |
| R | 0004985 | molecular_function | G protein-coupled opioid receptor activity |
| R | 0005245 | molecular_function | voltage-gated calcium channel activity |
| R | 0005515 | molecular_function | protein binding |
| R | 0005737 | cellular_component | cytoplasm |
| R | 0005768 | cellular_component | endosome |
| R | 0005783 | cellular_component | endoplasmic reticulum |
| R | 0005794 | cellular_component | Golgi apparatus |
| R | 0005886 | cellular_component | plasma membrane |
| R | 0007187 | biological_process | G protein-coupled receptor signaling pathway, coupled to cyclic nucleotide second messenger |
| R | 0007197 | biological_process | adenylate cyclase-inhibiting G protein-coupled acetylcholine receptor signaling pathway |
| R | 0007200 | biological_process | phospholipase C-activating G protein-coupled receptor signaling pathway |
| R | 0007218 | biological_process | neuropeptide signaling pathway |
| R | 0007600 | biological_process | sensory perception |
| R | 0008285 | biological_process | negative regulation of cell population proliferation |
| R | 0008528 | molecular_function | G protein-coupled peptide receptor activity |
| R | 0016020 | cellular_component | membrane |
| R | 0019226 | biological_process | transmission of nerve impulse |
| R | 0019233 | biological_process | sensory perception of pain |
| R | 0030424 | cellular_component | axon |
| R | 0030425 | cellular_component | dendrite |
| R | 0031681 | molecular_function | G-protein beta-subunit binding |
| R | 0038003 | biological_process | G protein-coupled opioid receptor signaling pathway |
| R | 0038047 | molecular_function | morphine receptor activity |
| R | 0042923 | molecular_function | neuropeptide binding |
| R | 0043005 | cellular_component | neuron projection |
| R | 0043204 | cellular_component | perikaryon |
| R | 0048149 | biological_process | behavioral response to ethanol |
| R | 0050769 | biological_process | positive regulation of neurogenesis |
| R | 0061358 | biological_process | negative regulation of Wnt protein secretion |
| R | 0070374 | biological_process | positive regulation of ERK1 and ERK2 cascade |
| R | 0070588 | biological_process | calcium ion transmembrane transport |
| R | 0071315 | biological_process | cellular response to morphine |
| R | 0080135 | biological_process | regulation of cellular response to stress |
| R | 0098793 | cellular_component | presynapse |
| R | 0098982 | cellular_component | GABA-ergic synapse |
| R | 0099171 | biological_process | presynaptic modulation of chemical synaptic transmission |
| R | 2000310 | biological_process | regulation of NMDA receptor activity |