title: A two-filament system and interaction of heavy meromyosin (HMM) with thin filaments in smooth muscle.
mesh_terms: D000199:Actins; D000818:Animals; D005990:Glycerol; D007421:Intestine, Small / Q000166:cytology; D008854:Microscopy, Electron; D008931:Mitochondria, Muscle; D009124:Muscle Proteins / Q000494:pharmacology*; D009130:Muscle, Smooth / Q000166:cytology* / Q000187:drug effects; D015879:Myosin Subfragments / Q000494:pharmacology; D011817:Rabbits; D051381:Rats
chemical_list: D000199:Actins; D009124:Muscle Proteins; D015879:Myosin Subfragments; D005990:Glycerol