| Chain | GOid | namespace | contents |
| A | 0004930 | molecular_function | G protein-coupled receptor activity |
| A | 0004985 | molecular_function | G protein-coupled opioid receptor activity |
| A | 0005515 | molecular_function | protein binding |
| A | 0005654 | cellular_component | nucleoplasm |
| A | 0005739 | cellular_component | mitochondrion |
| A | 0005829 | cellular_component | cytosol |
| A | 0005886 | cellular_component | plasma membrane |
| A | 0006955 | biological_process | immune response |
| A | 0007165 | biological_process | signal transduction |
| A | 0007186 | biological_process | G protein-coupled receptor signaling pathway |
| A | 0007193 | biological_process | adenylate cyclase-inhibiting G protein-coupled receptor signaling pathway |
| A | 0007200 | biological_process | phospholipase C-activating G protein-coupled receptor signaling pathway |
| A | 0007218 | biological_process | neuropeptide signaling pathway |
| A | 0007268 | biological_process | chemical synaptic transmission |
| A | 0007600 | biological_process | sensory perception |
| A | 0007626 | biological_process | locomotory behavior |
| A | 0008528 | molecular_function | G protein-coupled peptide receptor activity |
| A | 0016020 | cellular_component | membrane |
| A | 0016529 | cellular_component | sarcoplasmic reticulum |
| A | 0019233 | biological_process | sensory perception of pain |
| A | 0030315 | cellular_component | T-tubule |
| A | 0030425 | cellular_component | dendrite |
| A | 0030672 | cellular_component | synaptic vesicle membrane |
| A | 0031635 | biological_process | adenylate cyclase-inhibiting opioid receptor signaling pathway |
| A | 0032868 | biological_process | response to insulin |
| A | 0033603 | biological_process | positive regulation of dopamine secretion |
| A | 0033612 | molecular_function | receptor serine/threonine kinase binding |
| A | 0033685 | biological_process | negative regulation of luteinizing hormone secretion |
| A | 0035094 | biological_process | response to nicotine |
| A | 0038003 | biological_process | G protein-coupled opioid receptor signaling pathway |
| A | 0038048 | molecular_function | dynorphin receptor activity |
| A | 0042220 | biological_process | response to cocaine |
| A | 0042383 | cellular_component | sarcolemma |
| A | 0042711 | biological_process | maternal behavior |
| A | 0042734 | cellular_component | presynaptic membrane |
| A | 0042755 | biological_process | eating behavior |
| A | 0042923 | molecular_function | neuropeptide binding |
| A | 0043005 | cellular_component | neuron projection |
| A | 0043025 | cellular_component | neuronal cell body |
| A | 0043204 | cellular_component | perikaryon |
| A | 0043627 | biological_process | response to estrogen |
| A | 0043679 | cellular_component | axon terminus |
| A | 0044849 | biological_process | estrous cycle |
| A | 0045211 | cellular_component | postsynaptic membrane |
| A | 0045471 | biological_process | response to ethanol |
| A | 0046877 | biological_process | regulation of saliva secretion |
| A | 0048148 | biological_process | behavioral response to cocaine |
| A | 0050951 | biological_process | sensory perception of temperature stimulus |
| A | 0051607 | biological_process | defense response to virus |
| A | 0071222 | biological_process | cellular response to lipopolysaccharide |
| A | 0071333 | biological_process | cellular response to glucose stimulus |
| A | 1900745 | biological_process | positive regulation of p38MAPK cascade |
| A | 1901381 | biological_process | positive regulation of potassium ion transmembrane transport |
| A | 1903937 | biological_process | response to acrylamide |
| A | 1904000 | biological_process | positive regulation of eating behavior |
| A | 1990708 | biological_process | conditioned place preference |
