Results 61 to 70 of about 7,568,994 (301)

Internal lipid bilayer friction coefficient from equilibrium canonical simulations

open access: yesJournal of Physics Communications, 2023
A fundamental result in the theory of Brownian motion is the Einstein-Sutherland relation between mobility and diffusion constant. Any classical linear response transport coefficient obeys a similar Einstein-Helfand relation.
Othmene Benazieb   +2 more
doaj   +1 more source

Aggregation of Amyloidogenic Peptide Uperin—Molecular Dynamics Simulations

open access: yesMolecules, 2023
Uperin 3.5 is a remarkable natural peptide obtained from the skin of toadlets comprised of 17 amino acids which exhibits both antimicrobial and amyloidogenic properties.
Elena Ermakova   +5 more
doaj   +1 more source

In vitro and in silico modelling of ROS1‐positive non‐small cell lung cancer reveals fusion‐dependent tyrosine kinase inhibitor responses

open access: yesMolecular Oncology, EarlyView.
Drug resistance limits treatment success in a subset of lung cancers driven by ROS1 gene alterations. Using patient‐derived cells and computer simulations, we studied three key mutations and how they affect five targeted drugs. The mutations reduced drug effectiveness in different ways by altering protein structure and behavior.
Farhan Ul Haq   +8 more
wiley   +1 more source

Exploring SIMD for molecular dynamics, using Intel Xeon processors and Intel Xeon Phi coprocessors [PDF]

open access: yes, 2013
We analyse gather-scatter performance bottlenecks in molecular dynamics codes and the challenges that they pose for obtaining benefits from SIMD execution. This analysis informs a number of novel code-level and algorithmic improvements to Sandia's miniMD
Jarvis, S. A.; id_orcid   +9 more
core   +1 more source

Molecular simulations of cavitation bubble dynamics

open access: yesFrontiers in Physics
We study the cavitation bubble that forms as a nano-scale spherical surface is detached from a flat surface using molecular dynamics (MD) simulations. This investigation maps the onset and early development stages of cavitation at the nanoscale. We study
Yuequn Fu, Eirik Grude Flekkøy
doaj   +1 more source

Adaptive Multilevel Splitting in Molecular Dynamics Simulations*

open access: yesESAIM: Proceedings and Surveys, 2015
Adaptive Multilevel Splitting (AMS) is a replica-based rare event sampling method that has been used successfully in high-dimensional stochastic simulations to identify trajectories across a high potential barrier separating one ...
Aristoff David   +3 more
doaj   +1 more source

The VHL tumor suppressor at the crossroad of protein folding, aggregation, and cancer

open access: yesMolecular Oncology, EarlyView.
Mutations, environmental stress, and chaperone dysfunction can destabilize pVHL, promoting its conversion from the native folded state into amyloid‐like assemblies. This transition may contribute to protein storage, cell dormancy, survival, and drug resistance.
Lara Abad   +2 more
wiley   +1 more source

Nonlinear shear of entangled polymers from nonequilibrium molecular dynamics [PDF]

open access: yes, 2019
This work aims to improve the use of Molecular Dynamics simulations of Kremer-Grest chains to inform future developments of models of entangled polymer dynamics.
Graham, Richard S.   +3 more
core   +1 more source

Automated FRAP microscopy for high‐throughput analysis of protein dynamics in chromatin organization and transcription

open access: yesFEBS Open Bio, EarlyView.
RoboMic is an automated confocal microscopy pipeline for high‐throughput functional imaging in living cells. Demonstrated with fluorescence recovery after photobleaching (FRAP), it integrates AI‐driven nuclear segmentation, ROI selection, bleaching, and analysis.
Selçuk Yavuz   +6 more
wiley   +1 more source

Biophysical studies of lipid membranes by solid state NMR and molecular dynamics simulations [PDF]

open access: yes, 2013
Biological membranes separate the cell interior from the outside and have diverse functions from signal transduction, apoptosis to transportations of ions and small molecules in and out of the cell.
Dutagaci, Bercem
core  

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