| myosin ATPase |
[EC 3.6.1.32] an enzyme activity of muscle that uses the energy derived from the hydrolysis of ATP to drive a cycle of muscular contraction and relaxation. The ATP-hydrolyzing activity occurs in the myosin molecules, but an actomyosin complex is necessary for full activity, in which muscular contraction and relaxation occur by successive making and breaking of cross-bridges between actin and myosin filaments.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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