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    • Troponin-tropomyosin: an allosteric switch or a steric blocker? 

      Resetar, Andrea M.; Stephens, Jacqueline M.; Chalovich, Joseph M. (East Carolina University, 2002-08)
      The interaction of myosin subfragment 1 (S1) with actin-tropomyosin-troponin (regulated actin) is highly nucleotide dependent. The binding of S1 or S1-ADP (but not S1-ATP nor N,N - -phenylenedimaleimide-modified S1-ATP) ...