Amyloid β protein and Alzheimer's disease: When computer simulations complement experimental studies

J Nasica-Labouze, PH Nguyen, F Sterpone… - Chemical …, 2015 - ACS Publications
Alzheimer's disease (AD) challenges our society with an annual estimated cost of $1.08
trillion in the United States alone by 2050. 1 AD is a progressive irreversible neurological …

Biochemistry of amyloid β-protein and amyloid deposits in Alzheimer disease

CL Masters, DJ Selkoe - Cold Spring …, 2012 - perspectivesinmedicine.cshlp.org
Progressive cerebral deposition of the amyloid β-protein (Aβ) in brain regions serving
memory and cognition is an invariant and defining feature of Alzheimer disease. A highly …

Role of water in protein aggregation and amyloid polymorphism

D Thirumalai, G Reddy, JE Straub - Accounts of chemical …, 2012 - ACS Publications
A variety of neurodegenerative diseases are associated with amyloid plaques, which begin
as soluble protein oligomers but develop into amyloid fibrils. Our incomplete understanding …

Aβ42 and Aβ40: similarities and differences

T Qiu, Q Liu, YX Chen, YF Zhao… - Journal of peptide …, 2015 - Wiley Online Library
The abnormal accumulation of amyloid‐β (Aβ) peptide in the brain is one of the most
important hallmarks of Alzheimer's disease. Aβ is an aggregation‐prone and toxic …

High-resolution probing of early events in amyloid-β aggregation related to Alzheimer's disease

BR Sahoo, SJ Cox, A Ramamoorthy - Chemical communications, 2020 - pubs.rsc.org
In Alzheimer's disease (AD), soluble oligomers of amyloid-β (Aβ) are emerging as a crucial
entity in driving disease progression as compared to insoluble amyloid deposits. The lacuna …

Molecular Mechanism of the Inhibition of EGCG on the Alzheimer Aβ1–42 Dimer

T Zhang, J Zhang, P Derreumaux… - The journal of physical …, 2013 - ACS Publications
Growing evidence supports that amyloid β (Aβ) oligomers are the major causative agents
leading to neural cell death in Alzheimer's disease. The polyphenol (−)-epigallocatechin …

Toward a molecular theory of early and late events in monomer to amyloid fibril formation

JE Straub, D Thirumalai - Annual review of physical chemistry, 2011 - annualreviews.org
Quantitative understanding of the kinetics of fibril formation and the molecular mechanism of
transition from monomers to fibrils is needed to obtain insights into the growth of amyloid …

Effects of All-Atom Molecular Mechanics Force Fields on Amyloid Peptide Assembly: The Case of Aβ16–22 Dimer

VH Man, X He, P Derreumaux, B Ji… - Journal of chemical …, 2019 - ACS Publications
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 …

Inhibition of aggregation of amyloid peptides by beta-sheet breaker peptides and their binding affinity

MH Viet, ST Ngo, NS Lam, MS Li - The Journal of Physical …, 2011 - ACS Publications
The effects of beta-sheet breaker peptides KLVFF and LPFFD on the oligomerization of
amyloid peptides were studied by all-atom simulations. It was found that LPFFD interferes …

Dynamics of an intrinsically disordered protein reveal metastable conformations that potentially seed aggregation

Q Qiao, GR Bowman, X Huang - Journal of the American …, 2013 - ACS Publications
Amyloid fibril deposits of the intrinsically disordered hIAPP peptide are found in 95% of type
II diabetes patients, and the aggregation of this peptide is suggested to induce apoptotic cell …