Search Results - "de Groot, Bert L."
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Accurate and Rigorous Prediction of the Changes in Protein Free Energies in a Large-Scale Mutation Scan
Published in Angewandte Chemie International Edition (20-06-2016)“…The prediction of mutation‐induced free‐energy changes in protein thermostability or protein–protein binding is of particular interest in the fields of protein…”
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Lipid-protein interactions modulate the conformational equilibrium of a potassium channel
Published in Nature communications (01-05-2020)“…Cell membranes actively participate in the regulation of protein structure and function. In this work, we conduct molecular dynamics simulations to investigate…”
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Computational Electrophysiology: The Molecular Dynamics of Ion Channel Permeation and Selectivity in Atomistic Detail
Published in Biophysical journal (17-08-2011)“…Presently, most simulations of ion channel function rely upon nonatomistic Brownian dynamics calculations, indirect interpretation of energy maps, or…”
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Central cavity dehydration as a gating mechanism of potassium channels
Published in Nature communications (17-04-2023)“…The hydrophobic gating model, in which ion permeation is inhibited by the hydrophobicity, rather than a physical occlusion of the nanopore, functions in…”
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Mechanism of selectivity in aquaporins and aquaglyceroporins
Published in Proceedings of the National Academy of Sciences - PNAS (29-01-2008)“…Aquaporins and aquaglyceroporins form a family of pore proteins that facilitate the efficient and selective flux of small solutes across biological membranes…”
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A molecular mechanism for transthyretin amyloidogenesis
Published in Nature communications (25-02-2019)“…Human transthyretin (TTR) is implicated in several fatal forms of amyloidosis. Many mutations of TTR have been identified; most of these are pathogenic, but…”
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Mechanisms of Anion Conduction by Coupled Glutamate Transporters
Published in Cell (29-01-2015)“…Excitatory amino acid transporters (EAATs) are essential for terminating glutamatergic synaptic transmission. They are not only coupled glutamate/Na+/H+/K+…”
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Crystal Structure of an Ammonia-Permeable Aquaporin
Published in PLoS biology (30-03-2016)“…Aquaporins of the TIP subfamily (Tonoplast Intrinsic Proteins) have been suggested to facilitate permeation of water and ammonia across the vacuolar membrane…”
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Comment on 'Valid molecular dynamics simulations of human hemoglobin require a surprisingly large box size'
Published in eLife (20-06-2019)“…A recent molecular dynamics investigation into the stability of hemoglobin concluded that the unliganded protein is only stable in the T state when a solvent…”
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Accurate absolute free energies for ligand–protein binding based on non-equilibrium approaches
Published in Communications chemistry (11-05-2021)“…The accurate calculation of the binding free energy for arbitrary ligand–protein pairs is a considerable challenge in computer-aided drug discovery. Recently,…”
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Conformational transitions upon ligand binding: holo-structure prediction from apo conformations
Published in PLoS computational biology (01-01-2010)“…Biological function of proteins is frequently associated with the formation of complexes with small-molecule ligands. Experimental structure determination of…”
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Crystal structure and functional mechanism of a human antimicrobial membrane channel
Published in Proceedings of the National Academy of Sciences - PNAS (19-03-2013)“…Multicellular organisms fight bacterial and fungal infections by producing peptide-derived broad-spectrum antibiotics. These host-defense peptides compromise…”
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Population Shuffling of Protein Conformations
Published in Angewandte Chemie International Edition (02-01-2015)“…Motions play a vital role in the functions of many proteins. Discrete conformational transitions to excited states, happening on timescales of hundreds of…”
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Partial Least-Squares Functional Mode Analysis: Application to the Membrane Proteins AQP1, Aqy1, and CLC-ec1
Published in Biophysical journal (22-08-2012)“…We introduce an approach based on the recently introduced functional mode analysis to identify collective modes of internal dynamics that maximally correlate…”
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Detection of functional modes in protein dynamics
Published in PLoS computational biology (01-08-2009)“…Proteins frequently accomplish their biological function by collective atomic motions. Yet the identification of collective motions related to a specific…”
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CHARMM36m: an improved force field for folded and intrinsically disordered proteins
Published in Nature methods (01-01-2017)“…An all-atom protein force field, CHARMM36m, offers improved accuracy for simulating intrinsically disordered peptides and proteins. The all-atom additive…”
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Binding affinities controlled by shifting conformational equilibria: opportunities and limitations
Published in Biophysical journal (19-05-2015)“…Conformational selection is an established mechanism in molecular recognition. Despite its power to explain binding events, it is hardly used in protein/ligand…”
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Molecular mechanism of a potassium channel gating through activation gate-selectivity filter coupling
Published in Nature communications (26-11-2019)“…Potassium channels are presumed to have two allosterically coupled gates, the activation gate and the selectivity filter gate, that control channel opening,…”
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More bang for your buck: Improved use of GPU nodes for GROMACS 2018
Published in Journal of computational chemistry (15-10-2019)“…We identify hardware that is optimal to produce molecular dynamics (MD) trajectories on Linux compute clusters with the GROMACS 2018 simulation package…”
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Probing the energy landscape of activation gating of the bacterial potassium channel KcsA
Published in PLoS computational biology (01-05-2013)“…The bacterial potassium channel KcsA, which has been crystallized in several conformations, offers an ideal model to investigate activation gating of ion…”
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