Muscarinic Acetylcholine Receptor M3

**Semantic type:** Amino Acid, Peptide, or Protein|Receptor

**Definition:** Muscarinic acetylcholine receptor M3 (590 aa, ~66 kDa) is encoded by the human CHRM3 gene. This protein plays a role in both acetylcholine binding and smooth muscle contraction.

**Synonyms:** - CHRM3 - Cholinergic Receptor, Muscarinic 3 - M3 Muscarinic Receptor