Role of water in protein aggregation and amyloid polymorphism
A variety of neurodegenerative diseases are associated with amyloid plaques, which begin
as soluble protein oligomers but develop into amyloid fibrils. Our incomplete understanding …
as soluble protein oligomers but develop into amyloid fibrils. Our incomplete understanding …
[HTML][HTML] The good, the bad and the user in soft matter simulations
J Wong-Ekkabut, M Karttunen - Biochimica et Biophysica Acta (BBA) …, 2016 - Elsevier
Molecular dynamics (MD) simulations have become popular in materials science,
biochemistry, biophysics and several other fields. Improvements in computational resources …
biochemistry, biophysics and several other fields. Improvements in computational resources …
Monomer adds to preformed structured oligomers of Aβ-peptides by a two-stage dock–lock mechanism
Nonfibrillar soluble oligomers, which are intermediates in the transition from monomers to
amyloid fibrils, may be the toxic species in Alzheimer's disease. To monitor the early events …
amyloid fibrils, may be the toxic species in Alzheimer's disease. To monitor the early events …
Different force fields give rise to different amyloid aggregation pathways in molecular dynamics simulations
S Samantray, F Yin, B Kav… - Journal of chemical …, 2020 - ACS Publications
The progress toward understanding the molecular basis of Alzheimers's disease is strongly
connected to elucidating the early aggregation events of the amyloid-β (Aβ) peptide …
connected to elucidating the early aggregation events of the amyloid-β (Aβ) peptide …
Effects of All-Atom Molecular Mechanics Force Fields on Amyloid Peptide Assembly: The Case of Aβ16–22 Dimer
We investigated the effects of 17 widely used atomistic molecular mechanics force fields
(MMFFs) on the structures and kinetics of amyloid peptide assembly. To this end, we …
(MMFFs) on the structures and kinetics of amyloid peptide assembly. To this end, we …
Carbon nanotube inhibits the formation of β-sheet-rich oligomers of the Alzheimer's amyloid-β (16-22) peptide
H Li, Y Luo, P Derreumaux, G Wei - Biophysical journal, 2011 - cell.com
Alzheimer's disease is associated with the abnormal self-assembly of the amyloid-β (Aβ)
peptide into toxic β-rich aggregates. Experimental studies have shown that hydrophobic …
peptide into toxic β-rich aggregates. Experimental studies have shown that hydrophobic …
Role of water in mediating the assembly of Alzheimer amyloid-β Aβ16− 22 protofilaments
The role of water in promoting the formation of protofilaments (the basic building blocks of
amyloid fibrils) is investigated using fully atomic molecular dynamics simulations. Our model …
amyloid fibrils) is investigated using fully atomic molecular dynamics simulations. Our model …
Dynamics of Asp23−Lys28 Salt-Bridge Formation in Aβ10-35 Monomers
B Tarus, JE Straub, D Thirumalai - Journal of the American …, 2006 - ACS Publications
In the amyloid fibrils formed from long fragments of the amyloid β-protein (Aβ-protein), the
monomers are arranged in parallel and lie perpendicular to the fibril axis. The structure of …
monomers are arranged in parallel and lie perpendicular to the fibril axis. The structure of …
Key residue for aggregation of amyloid-β peptides
SG Itoh, M Yagi-Utsumi, K Kato… - ACS Chemical …, 2022 - ACS Publications
It is known that oligomers of amyloid-β (Aβ) peptide are associated with Alzheimer's disease.
Aβ has two isoforms: Aβ40 and Aβ42. Although the difference between Aβ40 and Aβ42 is …
Aβ has two isoforms: Aβ40 and Aβ42. Although the difference between Aβ40 and Aβ42 is …
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 …
amyloid peptide assembly. To this end, we performed extensive replica exchange molecular …