THE EFFECT UPON ACTOMYOSIN OF STOICHIOMETRIC AMOUNTS OF ADENOSINETRIPHOSPHATE REGENERATED IN A COUPLED ENZYME SYSTEM

Abstract
Pyruvate kinase and phosphoenolpyruvate, added to actomyosin, cause a maintenance of the response of the actomyosin to stoichiometric amounts of ATP. This steady state maintenance depends on the presence of Mg ions.