Search Results - "Kasavajhala, Koushik"
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ff14SB: Improving the Accuracy of Protein Side Chain and Backbone Parameters from ff99SB
Published in Journal of chemical theory and computation (11-08-2015)“…Molecular mechanics is powerful for its speed in atomistic simulations, but an accurate force field is required. The Amber ff99SB force field improved protein…”
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ff19SB: Amino-Acid-Specific Protein Backbone Parameters Trained against Quantum Mechanics Energy Surfaces in Solution
Published in Journal of chemical theory and computation (14-01-2020)“…Molecular dynamics (MD) simulations have become increasingly popular in studying the motions and functions of biomolecules. The accuracy of the simulation,…”
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Role of Urea–Aromatic Stacking Interactions in Stabilizing the Aromatic Residues of the Protein in Urea-Induced Denatured State
Published in Journal of the American Chemical Society (25-10-2017)“…A delicate balance of different types of intramolecular interactions makes the folded states of proteins marginally more stable than the unfolded states…”
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Exploring the Transferability of Replica Exchange Structure Reservoirs to Accelerate Generation of Ensembles for Alternate Hamiltonians or Protein Mutations
Published in Journal of chemical theory and computation (28-03-2023)“…Generating precise ensembles is commonly a prerequisite to understand the energetics of biological processes using Molecular Dynamics (MD) simulations…”
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Exploring Protocols to Build Reservoirs to Accelerate Temperature Replica Exchange MD Simulations
Published in Journal of chemical theory and computation (08-12-2020)“…Temperature replica exchange molecular dynamics (REMD) is a widely used enhanced sampling method for accelerating biomolecular simulations. During the past 2…”
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Accelerating the Ensemble Convergence of RNA Hairpin Simulations with a Replica Exchange Structure Reservoir
Published in Journal of chemical theory and computation (14-06-2022)“…RNA is a key participant in many biological processes, but studies of RNA using computer simulations lag behind those of proteins, largely due to…”
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AmberTools
Published in Journal of chemical information and modeling (23-10-2023)“…AmberTools is a free and open-source collection of programs used to set up, run, and analyze molecular simulations. The newer features contained within…”
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Benchmarking Refined and Unrefined AlphaFold2 Structures for Hit Discovery
Published in Journal of chemical information and modeling (27-03-2023)“…The recently developed AlphaFold2 (AF2) algorithm predicts proteins’ 3D structures from amino acid sequences. The open AlphaFold protein structure database…”
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Using Structure Reservoirs to Accelerate Biomolecular Simulations
Published 01-01-2020“…Development of accurate potential energy functions and advances in computing hardware have made molecular dynamics simulations an indispensable tool for…”
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Dissertation -
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ff19SB: Amino-acid specific protein backbone parameters trained against quantum mechanics energy surfaces in solution
Published in Journal of chemical theory and computation (12-11-2019)“…Molecular dynamics (MD) simulations have become increasingly popular in studying the motions and functions of biomolecules. The accuracy of the simulation,…”
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Dispersion Interactions between Urea and Nucleobases Contribute to the Destabilization of RNA by Urea in Aqueous Solution
Published in The journal of physical chemistry. B (05-03-2015)“…Urea has long been used to investigate protein folding and, more recently, RNA folding. Studies have proposed that urea denatures RNA by participating in…”
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Extracting representative structures from protein conformational ensembles
Published in Proteins, structure, function, and bioinformatics (01-10-2014)“…ABSTRACT A large number of methods generate conformational ensembles of biomolecules. Often one structure is selected to be representative of the whole…”
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