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Computational Chemistry Commons

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Full-Text Articles in Computational Chemistry

Computational Modeling As A Tool For Designing Ligands And Receptors, Waqas S. Awan Jan 2019

Computational Modeling As A Tool For Designing Ligands And Receptors, Waqas S. Awan

Legacy Theses & Dissertations (2009 - 2024)

Computational methods can be used for a wide range of applications, especially regarding DNA and RNA. Interactions such as sugar torsions, receptor-ligand interactions, ligand docking/drug docking, receptor modeling, and drug design are excellent candidates for computational analysis and in silico experiments. The use of molecular dynamics software (GROMACS) coupled with molecular design software (MOE) produce insights that may have been otherwise difficult to assess. All these problems are academic in nature but have practical uses outside of academia. Understanding alternate linkages can lead to antibiotic assays to address potential superbug epidemics. Modeling DNA superstructures can provide insight into how large …


Tools For Understanding Static Structure Factors And Their Application To Simulations Of Liquids, Travis Mackoy Jan 2019

Tools For Understanding Static Structure Factors And Their Application To Simulations Of Liquids, Travis Mackoy

Graduate Research Theses & Dissertations

Molecular dynamics (MD) simulations can be used to compute static structure factors (��(��)) and provide an interpretation of the underlying periodic atomic ordering. MD simulations complement experimentally measured ��(��) by allowing qualitative assignment of peaks to various ordering, such as cation-anion ordering in ionic liquids, via decomposition of ��(��) into partial ��(��). Here we present a method for classifying interatomic distances that allows for quantitative peak assignment and visualization of atoms that contribute most to each peak in calculated ��(��) for soft materials. The method is illustrated by investigating ��(��) for the ionic liquid 1-butyl-1-methyl-pyrrolidinium bis(trifluoromethylsulfonyl)imide (C4C1pyrrTFSI), which shows two …