Effects of all-atom force fields on amyloid oligomerization: replica exchange molecular dynamics simulations of the Aβ 16–22 dimer and trimer

PH Nguyen, MS Li, P Derreumaux - Physical Chemistry Chemical …, 2011 - pubs.rsc.org
The aim of this work is to investigate the effects of molecular mechanics force fields on
amyloid peptide assembly. To this end, we performed extensive replica exchange molecular …

The use of mass spectrometry to study amyloid‐β peptides

G Grasso - Mass Spectrometry Reviews, 2011 - Wiley Online Library
Amyloid‐β peptide (Aβ) varies in size from 39 to 43 amino acids and arises from sequential
β‐and γ‐secretase processing of the amyloid precursor protein. Whereas the non …

Synergistic applications of MD and NMR for the study of biological systems

O Fisette, P Lagüe, S Gagné… - BioMed Research …, 2012 - Wiley Online Library
Modern biological sciences are becoming more and more multidisciplinary. At the same
time, theoretical and computational approaches gain in reliability and their field of …

Early amyloid β-protein aggregation precedes conformational change

B Barz, OO Olubiyi, B Strodel - Chemical communications, 2014 - pubs.rsc.org
The aggregation of amyloid-β protein (1–42) is studied at experimental concentrations using
all-atom molecular dynamics simulations. We observe a fast aggregation into oligomers …

Interaction of amyloid inhibitor proteins with amyloid beta peptides: insight from molecular dynamics simulations

P Das, S Kang, S Temple, G Belfort - PloS one, 2014 - journals.plos.org
Knowledge of the detailed mechanism by which proteins such as human αB-crystallin and
human lysozyme inhibit amyloid beta (Aβ) peptide aggregation is crucial for designing …

Folding and membrane insertion of amyloid‐beta (25–35) peptide and its mutants: Implications for aggregation and neurotoxicity

HHG Tsai, JB Lee, SS Tseng, XA Pan… - Proteins: Structure …, 2010 - Wiley Online Library
The mechanisms of interfacial folding and membrane insertion of the Alzheimer's amyloid‐β
fragment Aβ (25–35) and its less toxic mutant, N27A‐Aβ (25–35) and more toxic mutant …

Molecular dynamic simulation of wild type and mutants of the polymorphic amyloid NNQNTF segments of elk prion: structural stability and thermodynamic of …

WM Berhanu, AE Masunov - Biopolymers, 2011 - Wiley Online Library
A hexapeptide with amino acid sequence NNQNTF from the elk prion protein forms amyloid
fibrils. Here we use molecular dynamic simulations of the oligomers and their single point …

Free energies of solvation in the context of protein folding: Implications for implicit and explicit solvent models

A Cumberworth, JM Bui… - Journal of Computational …, 2016 - Wiley Online Library
Implicit solvent models for biomolecular simulations have been developed to use in place of
more expensive explicit models; however, these models make many assumptions and …

Assessing the effect of D59P mutation in the DE loop region in amyloid aggregation propensity of β2‐microglobulin: A molecular dynamics simulation study

SS Narang, S Shuaib, D Goyal… - Journal of cellular …, 2018 - Wiley Online Library
Dialysis‐related amyloidosis (DRA) is a severe condition characterized by the accumulation
of amyloidogenic β2‐microglobulin (β2m) protein around skeletal joints and bones. The …

Synergistic use of NMR and MD simulations to study the structural heterogeneity of proteins

S Esteban‐Martín, R Bryn Fenwick… - Wiley Interdisciplinary …, 2012 - Wiley Online Library
Nuclear magnetic resonance spectroscopy (NMR) and molecular dynamics (MD)
simulations are powerful techniques for the structural characterization of macromolecules …