Sunday, July 5, 2015

Monte carlo vs. molecular dynamics for all-atom polypeptide folding simulations

Monte carlo vs. molecular dynamics for all-atom polypeptide folding simulations
Ulmschneider, Ulmshnedier & Di Nola, 2006 - J. Phys. Chem. B

  • Compared efficient MC to all-atom MD in folding of small polypeptides
  • Algorithm "concerted rotations with flexible bond angles" (CRA) can successfully find the native state
  • MC folds the native state 2-2.5 times faster than the MD runs
  • Thermodynamic and dynamic properties can be obtained by both methods
  • 1 MD integration step of 2fs corresponds to 1 MC scan
  • MC important in combination with replica exchange methods

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