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David R. Bevan

Researcher at Virginia Tech

Publications -  116
Citations -  4912

David R. Bevan is an academic researcher from Virginia Tech. The author has contributed to research in topics: Sphingosine & Sphingosine kinase. The author has an hindex of 37, co-authored 111 publications receiving 4380 citations. Previous affiliations of David R. Bevan include Virginia Bioinformatics Institute.

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Assessing the Stability of Alzheimer’s Amyloid Protofibrils Using Molecular Dynamics

TL;DR: Results indicate that a finite level of hydration around the Asp23-Lys28 salt bridge is crucial to protofibril stability, while mutation of Phe19 to glycine has no effect on the binding free energy of the terminal peptide.
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GridMAT-MD: a grid-based membrane analysis tool for use with molecular dynamics.

TL;DR: GridMAT‐MD is a new program developed to aid in the analysis of lipid bilayers from molecular dynamics simulations, which reads a GROMACS coordinate file and generates two types of data: a two‐dimensional contour plot depicting membrane thickness, and a polygon‐based tessellation of the individual lipid headgroups.
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Functional genomic analysis of Arabidopsis thaliana glycoside hydrolase family 1.

TL;DR: The completion of the Arabidopsis thalianagenome sequencing project has enabled us, for the first time, to determine the total number of GH Family 1 members in a higher plant and to investigate the substrate specificity of each mature hydrolase after its heterologous expression in the Pichia pastoris expression system.
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Practical Considerations for Building GROMOS-Compatible Small-Molecule Topologies

TL;DR: It is found that partial atomic charges generated by PRODRG are largely incompatible with GROMos force fields, and the behavior of these systems deviates substantially from that of simulations using GROMOS parameters.
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The mechanism of substrate (aglycone) specificity in β-glucosidases is revealed by crystal structures of mutant maize β-glucosidase-DIMBOA, -DIMBOAGlc, and -dhurrin complexes

TL;DR: The mechanism and the site of substrate (i.e., aglycone) recognition and specificity were investigated in maize beta-glucosidase (Glu1) by x-ray crystallography by using crystals of a catalytically inactive mutant in complex with the natural substrate DIMBOAGlc and competitive inhibitor para-hydroxy-S-mandelonitrile beta- glucoside (dhurrin).