Term Name:	morphine receptor activity
Synonyms:	mu-opioid receptor activity
Definition:	Combining with morphine (17-methyl-7,8-didehydro-4,5alpha-epoxymorphinan-3,6alpha-diol), and transmitting the signal across the membrane by activating an associated G-protein.
Ontology:	GO: Molecular Function [GO:0038047]    QuickGO    AmiGO