EntityQ14911924· pop 9· linked from 1,408 articlesOPRM1Sign in to saveprotein-coding gene in the species Homo sapiensConnectionsbeta-endorphinEntityQ180686EntityG protein-coupled recepteishonEntityantagonistEntity(+)-catechinEntityEnsembl genome database projectEntitybutorphanolEntitybradypneaEntityOPRK1EntityOPRD1EntitychlornaltrexamineEntityInternational Standard Book NumberEntityWikidataEntitychromosomeEntityspinal cordEntityopiumEntitydigital object identifierEntityInternational Standard Serial NumberEntityheroinEntityPapaver somniferumEntityCategoriesGenes on human chromosome 6Human proteinsOpioid receptors