title: Molecular mechanism of contraction.
mesh_terms: D000199:Actins / Q000032:analysis; D000205:Actomyosin; D000251:Adenosine Triphosphatases; D000255:Adenosine Triphosphate; D000595:Amino Acid Sequence; D002118:Calcium / Q000494:pharmacology; D000460:Chlorophyta / Q000166:cytology; D003595:Cytoplasmic Streaming; D009119:Muscle Contraction / Q000187:drug effects; D009124:Muscle Proteins; D009132:Muscles / Q000166:cytology / Q000502:physiology; D009210:Myofibrils / Q000502:physiology; D015879:Myosin Subfragments; D009218:Myosins; D009235:Myxomycetes / Q000166:cytology; D011487:Protein Conformation; D012519:Sarcoplasmic Reticulum; D013050:Spectrometry, Fluorescence; D014335:Tropomyosin; D014961:X-Ray Diffraction
chemical_list: D000199:Actins; D009124:Muscle Proteins; D015879:Myosin Subfragments; D014335:Tropomyosin; D000255:Adenosine Triphosphate; D000205:Actomyosin; D000251:Adenosine Triphosphatases; D009218:Myosins; D002118:Calcium