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Piotr Cieplak

Researcher at Discovery Institute

Publications -  128
Citations -  43762

Piotr Cieplak is an academic researcher from Discovery Institute. The author has contributed to research in topics: Molecular dynamics & Solvation. The author has an hindex of 44, co-authored 120 publications receiving 40137 citations. Previous affiliations of Piotr Cieplak include University of Warsaw & Sanford-Burnham Institute for Medical Research.

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A well-behaved electrostatic potential based method using charge restraints for deriving atomic charges: the RESP model

TL;DR: In this paper, the authors present an approach to generate electrostatic potential (ESP) derived charges for molecules, which optimally reproduce the intermolecular interaction properties of molecules with a simple two-body additive potential, provided that a suitably accurate level of quantum mechanical calculation is used to derive the ESP around the molecule.
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A point-charge force field for molecular mechanics simulations of proteins based on condensed-phase quantum mechanical calculations.

TL;DR: A third‐generation point‐charge all‐atom force field for proteins is developed and initial tests on peptides demonstrated a high‐degree of similarity between the calculated and the statistically measured Ramanchandran maps for both Ace‐Gly‐nme and Ace‐Ala‐Nme di‐peptides.
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Calculating Structures and Free Energies of Complex Molecules: Combining Molecular Mechanics and Continuum Models

TL;DR: A historical perspective on the application of molecular dynamics to biological macromolecules is presented and recent developments combining state-of-the-art force fields with continuum solvation calculations have allowed for the fourth era of MD applications in which one can often derive both accurate structure and accurate relative free energies from molecular dynamics trajectories.
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How Well Does a Restrained Electrostatic Potential (RESP) Model Perform in Calculating Conformational Energies of Organic and Biological Molecules

TL;DR: In this paper, the authors present conformational energies for a molecular mechanical model (Parm99) developed for organic and biological molecules using the restrained electrostatic potential (RESP) approach to derive the partial charges.