[A class of opioid receptors recognized by its pharmacological profile. Mu opioid receptors bind, in decreasing order of affinity, endorphins, dynorphins, met-enkephalin, and leu-enkephalin. They have also been shown to be molecular receptors for morphine. ( MSH )]
UMLS (CSP) C0066908 - Amino Acid, Peptide, or Protein
- Receptor