The mechanism of muscle contraction

Proc Natl Acad Sci U S A. 1974 Sep;71(9):3343-4. doi: 10.1073/pnas.71.9.3343.

Abstract

Muscular contraction is essentially the shortening of the S(2) subunits of heavy meromyosin, integrated to macroscopic motion by the thick and thin filaments.

MeSH terms

  • Adenosine Triphosphate / pharmacology
  • Muscle Contraction*
  • Myosin Subfragments* / metabolism
  • Protein Conformation
  • Water / metabolism

Substances

  • Myosin Subfragments
  • Water
  • Adenosine Triphosphate