Muscle contraction. Through thick and thin.
D000199:Actins / Q000378:metabolism; D000251:Adenosine Triphosphatases / Q000378:metabolism; D000255:Adenosine Triphosphate / Q000378:metabolism; D000818:Animals; D002118:Calcium / Q000378:metabolism; D008274:Magnesium / Q000378:metabolism; D008974:Mollusca; D009119:Muscle Contraction; D009132:Muscles / Q000378:metabolism; D009218:Myosins / Q000378:metabolism
D000199:Actins; D000255:Adenosine Triphosphate; D000251:Adenosine Triphosphatases; D009218:Myosins; D008274:Magnesium; D002118:Calcium