I am currently an Associate Professor in the Department of Biochemistry at Virginia Tech. My research focuses on applying atomistic molecular simulation methods to complex problems in biology and human health, with an emphasis on computer-aided drug design. My postdoctoral work was carried out at the University of Maryland, Baltimore, where I contributed to the development of the Drude polarizable force field for nucleic acids. This cutting-edge polarizable model drives much of our current research.
Work
Virginia Tech
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Associate Professor
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Virginia Polytechnic Institute and State University
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Assistant Professor
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University of Maryland Baltimore
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Postdoctoral Fellow
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Virginia Polytechnic Institute and State University
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Research Scientist
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Education
Virginia Polytechnic Institute and State University
United States of America
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Ph.D.
Virginia Polytechnic Institute and State University
United States of America
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B.S.
Publications
Weighted ensemble simulations with the Drude polarizable model
preprint
The pH-Dependent Specificity of Cathepsin S and Its Implications for Inflammatory Communications and Disease
Biochemistry
journal-article
Robustness in biomolecular simulations: Addressing challenges in data generation, analysis, and curation
Cell Reports Physical Science
journal-article
Interface integrity in septin protofilaments is maintained by an arginine residue conserved from yeast to man
preprint
Robustness in Biomolecular Simulations: Addressing Challenges in Data Generation, Analysis, and Curation
preprint
Structural and Electronic Properties of Poly(ethylene terephthalate) (PET) from Polarizable Molecular Dynamics Simulations
Macromolecules
journal-article
Running Gaussian-accelerated Molecular Dynamics Simulations in NAMD [Article v1.0]
Living Journal of Computational Molecular Science
journal-article
Balancing Group 1 Monoatomic Ion–Polar Compound Interactions in the Polarizable Drude Force Field: Application in Protein and Nucleic Acid Systems
The Journal of Physical Chemistry B
journal-article
Introductory Tutorials for Simulating Protein Dynamics with GROMACS
The Journal of Physical Chemistry B
journal-article
Structural and electronic properties of polyethylene terephthalate (PET) from polarizable molecular dynamics simulations
preprint
Quantifying Induced Dipole Effects in Small Molecule Permeation in a Model Phospholipid Bilayer
The Journal of Physical Chemistry B
journal-article
Structural Dynamics of the Methyl-Coenzyme M Reductase Active Site Are Influenced by Coenzyme F430 Modifications
Biochemistry
journal-article
Pyroglutamylation modulates electronic properties and the conformational ensemble of the amyloid β‐peptide
Proteins: Structure, Function, and Bioinformatics
journal-article
Base pair dynamics, electrostatics, and thermodynamics at the LTR-III quadruplex:duplex junction
Biophysical Journal
journal-article
Quantifying Induced Dipole Effects in Small Molecule Permeation in a Model Phospholipid Bilayer
preprint
Dynamics, Electrostatics, and Thermodynamics of Base Pairing at theLTR-IIIQuadruplex:Duplex Junction
preprint
Structural dynamics of the methyl-coenzyme M reductase active site are influenced by coenzyme F430modifications
preprint
Pyroglutamylation Modulates Electronic Properties and the Conformational Ensemble of the Amyloid β -Peptide
preprint
Differences in Conformational Sampling and Intrinsic Electric Fields Drive Ion Binding in Telomeric and TERRA G-Quadruplexes
Journal of Chemical Information and Modeling
journal-article
Differences in Conformational Sampling and Intrinsic Electric Fields Drive Ion Binding in Telomeric and TERRA G-Quadruplexes
preprint
charmm2gmx: An Automated Method to Port the CHARMM Additive Force Field to GROMACS
Journal of Chemical Information and Modeling
journal-article
Anin silicoapproach to determine inter-subunit affinities in human septin complexes
preprint
Effects of Familial Alzheimer’s Disease Mutations on the Folding Free Energy and Dipole–Dipole Interactions of the Amyloid β-Peptide
The Journal of Physical Chemistry B
journal-article
Ion-Dependent Conformational Plasticity of Telomeric G-Hairpins and G-Quadruplexes
ACS Omega
journal-article
Electronic Polarization at the Interface between the p53 Transactivation Domain and Two Binding Partners
The Journal of Physical Chemistry B
journal-article
TUPÃ: Electric field analyses for molecular simulations
Journal of Computational Chemistry
journal-article
Effects of Familial Alzheimer’s Disease Mutations on the Folding Free Energy and Dipole-Dipole Interactions of the Amyloid β-Peptide
preprint
Integration of experimental data and use of automated fitting methods in developing protein force fields
Communications Chemistry
journal-article
CHARMM‐GUI Drude prepper for molecular dynamics simulation using the classical Drude polarizable force field
Journal of Computational Chemistry
journal-article
Impact of Electronic Polarization on Preformed, β-Strand Rich Homogenous and Heterogenous Amyloid Oligomers
Journal of Computational Biophysics and Chemistry
journal-article
Cation competition and recruitment around the c-kit1 G-quadruplex using polarizable simulations
Biophysical Journal
journal-article
Ion Binding Properties and Dynamics of the bcl-2 G-Quadruplex Using a Polarizable Force Field
Journal of Chemical Information and Modeling
journal-article
Polarizable Molecular Dynamics Simulations of Two c-kit Oncogene Promoter G-Quadruplexes: Effect of Primary and Secondary Structure on Loop and Ion Sampling
Journal of Chemical Theory and Computation
journal-article
Same fold, different properties: polarizable molecular dynamics simulations of telomeric and TERRA G-quadruplexes
Nucleic Acids Research
journal-article
Sequential Bending and Twisting around C–C Single Bonds by Mechanical Lifting of a Pre-Adsorbed Polymer
Nano Letters
journal-article
Molecular Dynamics Simulations of the c-kit1 Promoter G-Quadruplex: Importance of Electronic Polarization on Stability and Cooperative Ion Binding
The Journal of Physical Chemistry B
journal-article
From Proteins to Perturbed Hamiltonians: A Suite of Tutorials for the GROMACS-2018 Molecular Simulation Package [Article v1.0]
Living Journal of Computational Molecular Science
journal-article
Complete Genome Sequence of Fusobacterium necrophorum subsp. necrophorum ATCC 25286
Microbiology Resource Announcements
journal-article
Small Molecule Thermochemistry: A Tool for Empirical Force Field Development
Journal of Physical Chemistry A
journal-article
Polarizable force field for RNA based on the classical drude oscillator
Journal of Computational Chemistry
journal-article
FusoPortal: an Interactive Repository of Hybrid MinION-Sequenced Fusobacterium Genomes Improves Gene Identification and Characterization
mSphere
journal-article
Molecular dynamics simulations using the drude polarizable force field on GPUs with OpenMM: Implementation, validation, and benchmarks
Journal of Computational Chemistry
journal-article
HIV-1 Env gp41 Transmembrane Domain Dynamics are Modulated by Lipid, Water, and Ion Interactions
Biophysical Journal
journal-article
Insights into Stabilizing Forces in Amyloid Fibrils of Differing Sizes from Polarizable Molecular Dynamics Simulations
Journal of Molecular Biology
journal-article
Polarizable Force Field for DNA Based on the Classical Drude Oscillator: I. Refinement Using Quantum Mechanical Base Stacking and Conformational Energetics
Journal of Chemical Theory and Computation
journal-article
Structure and Dynamics of FosA-Mediated Fosfomycin Resistance in Klebsiella pneumoniae and Escherichia coli
Antimicrobial Agents and Chemotherapy
journal-article
Polarizable Force Field for DNA Based on the Classical Drude Oscillator: II. Microsecond Molecular Dynamics Simulations of Duplex DNA
Journal of Chemical Theory and Computation
journal-article
Parametrization of Halogen Bonds in the CHARMM General Force Field: Improved Treatment of Protein-Ligand Interactions
Bioorganic & Medicinal Chemistry
journal-article
Characterization of Mg2+ Distributions around RNA in Solution
ACS Omega
journal-article
Balancing the Interactions of Mg2+ in Aqueous Solution and with Nucleic Acid Moieties For a Polarizable Force Field Based on the Classical Drude Oscillator Model
Journal of Physical Chemistry B
journal-article
An Empirical Polarizable Force Field Based on the Classical Drude Oscillator Model: Development History and Recent Applications
Chemical Reviews
journal-article
Phosphorylation of PPARγ Affects the Collective Motions of the PPARγ-RXRα-DNA Complex
PLoS ONE
journal-article
Induced Dipole-Dipole Interactions Influence Unfolding Pathways of Wild-Type and Mutant Amyloid β-Peptides
Journal of Physical Chemistry B
journal-article
CHARMM-GUI Input Generation for NAMD, GROMACS, AMBER, OpenMM, and CHARMM/OpenMM Simulations using the CHARMM Force Fields
Journal of Chemical Theory and Computation
journal-article
DIRECT-ID: An Automated Method to Identify and Quantify Conformational Variations - Application to β2-adrenergic GPCR
Journal of Computational Chemistry
journal-article
Implementation of Extended Lagrangian Dynamics in GROMACS for Polarizable Simulations Using the Classical Drude Oscillator Model
Journal of Computational Chemistry
journal-article
Induced Polarization Influences the Fundamental Forces in DNA Base Flipping
Journal of Physical Chemistry Letters
journal-article
Biophysical and Molecular-Dynamics Studies of Phosphatidic Acid Binding by the Dvl-2 DEP Domain
journal-article
Simulations of monomeric amyloid β-peptide (1–40) with varying solution conditions and oxidation state of Met35: Implications for aggregation
journal-article
Aggregation of Alzheimer’s Amyloid β-Peptide in Biological Membranes: A Molecular Dynamics Study
journal-article
Comparing atomistic molecular mechanics force fields for a difficult target: a case study on the Alzheimer’s amyloid β-peptide
journal-article
Aggregation of Alzheimer’s Amyloid β-Peptide in Biological Membranes: A Molecular Dynamics Study
Biochemistry
journal-article
The Role of Molecular Simulations in the Development of Inhibitors of Amyloid β-Peptide Aggregation for the Treatment of Alzheimer’s Disease
journal-article
Morin Inhibits the Early Stages of Amyloid β-Peptide Aggregation by Altering Tertiary and Quaternary Interactions to Produce “Off-Pathway” Structures
Biochemistry
journal-article
Morin Inhibits the Early Stages of Amyloid β-Peptide Aggregation by Altering Tertiary and Quaternary Interactions to Produce “Off-Pathway” Structures
journal-article
Morin Inhibits the Early Stages of Amyloid β-Peptide Aggregation by Altering Tertiary and Quaternary Interactions to Produce ‘Off-Pathway’ Structures
Biochemistry
journal-article
Lipid composition influences the release of Alzheimer's amyloid β-peptide from membranes
journal-article
Characterization of Interactions between PilA from Pseudomonas aeruginosa Strain K and a Model Membrane
journal-article
Tyrosine aminotransferase: biochemical and structural properties and molecular dynamics simulations
journal-article
Practical Considerations for Building GROMOS-Compatible Small-Molecule Topologies
journal-article
Assessing the Stability of Alzheimer’s Amyloid Protofibrils Using Molecular Dynamics
Journal of Physical Chemistry B
journal-article
Assessing the Stability of Alzheimer’s Amyloid Protofibrils Using Molecular Dynamics
journal-article
Destabilizing Alzheimer’s Aβ42 Protofibrils with Morin: Mechanistic Insights from Molecular Dynamics Simulations
Biochemistry
journal-article
Destabilizing Alzheimer’s Aβ 42 Protofibrils with Morin: Mechanistic Insights from Molecular Dynamics Simulations
journal-article
GridMAT-MD: A grid-based membrane analysis tool for use with molecular dynamics
journal-article
Perturbation of membranes by the amyloid β-peptide - a molecular dynamics study
journal-article
A Comparative Molecular Dynamics Analysis of the Amyloid β-Peptide in a Lipid Bilayer
Archives of Biochemistry and Biophysics
journal-article
A comparative molecular dynamics analysis of the amyloid β-peptide in a lipid bilayer