Data scheme and data format for transferable force fields for molecular simulation

Abstract A generalized data scheme for transferable classical force fields used in molecular simulations, i.e. molecular dynamics and Monte Carlo simulation, is presented. The data scheme is implemented in an SQL-based data format. The data scheme and data format is machine readable, re-usable, and...

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Main Authors: Gajanan Kanagalingam, Sebastian Schmitt, Florian Fleckenstein, Simon Stephan
Format: Article
Language:English
Published: Nature Portfolio 2023-07-01
Series:Scientific Data
Online Access:https://doi.org/10.1038/s41597-023-02369-8
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author Gajanan Kanagalingam
Sebastian Schmitt
Florian Fleckenstein
Simon Stephan
author_facet Gajanan Kanagalingam
Sebastian Schmitt
Florian Fleckenstein
Simon Stephan
author_sort Gajanan Kanagalingam
collection DOAJ
description Abstract A generalized data scheme for transferable classical force fields used in molecular simulations, i.e. molecular dynamics and Monte Carlo simulation, is presented. The data scheme is implemented in an SQL-based data format. The data scheme and data format is machine readable, re-usable, and interoperable. A transferable force field is a chemical construction plan specifying intermolecular and intramolecular interactions between different types of atoms or different chemical groups and can be used for building a model for a given component. The data scheme proposed in this work (named TUK-FFDat) formalizes digitally these chemical construction plans, i.e. transferable force fields. It can be applied to all-atom as well as united-atom transferable force fields. The general applicability of the data scheme is demonstrated for different types of force fields (TraPPE, OPLS-AA, and Potoff). Furthermore, conversion tools for translating the data scheme between .xls spread sheet format and the SQL-based data format are provided. The data format can readily be integrated in existing workflows, simulation engines, and force field databases as well as for linking such.
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spelling doaj.art-bf5003e9a5ad4cf491d799370578e3b82023-07-30T11:07:07ZengNature PortfolioScientific Data2052-44632023-07-0110111710.1038/s41597-023-02369-8Data scheme and data format for transferable force fields for molecular simulationGajanan Kanagalingam0Sebastian Schmitt1Florian Fleckenstein2Simon Stephan3Laboratory of Engineering Thermodynamics (LTD), RPTU KaiserslauternLaboratory of Engineering Thermodynamics (LTD), RPTU KaiserslauternLaboratory of Engineering Thermodynamics (LTD), RPTU KaiserslauternLaboratory of Engineering Thermodynamics (LTD), RPTU KaiserslauternAbstract A generalized data scheme for transferable classical force fields used in molecular simulations, i.e. molecular dynamics and Monte Carlo simulation, is presented. The data scheme is implemented in an SQL-based data format. The data scheme and data format is machine readable, re-usable, and interoperable. A transferable force field is a chemical construction plan specifying intermolecular and intramolecular interactions between different types of atoms or different chemical groups and can be used for building a model for a given component. The data scheme proposed in this work (named TUK-FFDat) formalizes digitally these chemical construction plans, i.e. transferable force fields. It can be applied to all-atom as well as united-atom transferable force fields. The general applicability of the data scheme is demonstrated for different types of force fields (TraPPE, OPLS-AA, and Potoff). Furthermore, conversion tools for translating the data scheme between .xls spread sheet format and the SQL-based data format are provided. The data format can readily be integrated in existing workflows, simulation engines, and force field databases as well as for linking such.https://doi.org/10.1038/s41597-023-02369-8
spellingShingle Gajanan Kanagalingam
Sebastian Schmitt
Florian Fleckenstein
Simon Stephan
Data scheme and data format for transferable force fields for molecular simulation
Scientific Data
title Data scheme and data format for transferable force fields for molecular simulation
title_full Data scheme and data format for transferable force fields for molecular simulation
title_fullStr Data scheme and data format for transferable force fields for molecular simulation
title_full_unstemmed Data scheme and data format for transferable force fields for molecular simulation
title_short Data scheme and data format for transferable force fields for molecular simulation
title_sort data scheme and data format for transferable force fields for molecular simulation
url https://doi.org/10.1038/s41597-023-02369-8
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