Aβ41 aggregates more like Aβ40 than like Aβ42: in silico and in vitro study

HL Nguyen, T Thi Minh Thu, PM Truong… - The Journal of …, 2016 - ACS Publications
Formation of intracellular plaques and small oligomeric species of amyloid β (Aβ) peptides
inside neurons is a hallmark of Alzheimer's disease. The most abundant Aβ species in the …

Insights into the mixture of Aβ24 and Aβ42 peptides from atomistic simulations

PH Nguyen, P Derreumaux - The Journal of Physical Chemistry B, 2022 - ACS Publications
Amyloid-β (Aβ) oligomers play a central role in Alzheimer's disease (AD). Plaques of AD
patients consist of Aβ40 and Aβ42 peptides and truncated Aβ peptides. The Aβ24 peptide …

G37V mutation of Aβ42 induces a nontoxic ellipse-like aggregate: An in vitro and in silico study

TTM Thu, SH Huang, LA Tu, ST Fang, MS Li… - Neurochemistry …, 2019 - Elsevier
The glycine zipper motif at the C-terminus of the β-amyloid (Aβ) peptide have been shown to
strongly influence the formation of neurotoxic aggregates. A previous study showed that the …

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 …

Impact of mutations at C-terminus on structures and dynamics of Aβ40 and Aβ42: a molecular simulation study

NH Linh, TTM Thu, LA Tu, CK Hu… - The Journal of Physical …, 2017 - ACS Publications
Alzheimer's disease is presumed to be caused by the formation of intracellular plaques of
amyloid β (Aβ) peptides inside neurons. The most abundant Aβ forms are Aβ40 and Aβ42 …

Distinct early folding and aggregation properties of Alzheimer amyloid-β peptides Aβ40 and Aβ42: stable trimer or tetramer formation by Aβ42

YR Chen, CG Glabe - Journal of Biological Chemistry, 2006 - ASBMB
The amyloid β peptide (Aβ), composed of 40 or 42 amino acids, is a critical component in the
etiology of the neurodegenerative Alzheimer disease. Aβ is prone to aggregate and forms …

Aβ-40 Y10F increases βfibrils formation but attenuates the neurotoxicity of amyloid-β peptide

X Dai, P Chang, W Liu, K Xu, Y Sun, S Zhu… - International Journal of …, 2012 - mdpi.com
Alzheimer's disease (AD) is characterized by the abnormal aggregation of amyloid-β peptide
(Aβ) in extracellular deposits known as senile plaques. The tyrosine residue (Tyr-10) is …

Aggregation and Fibril Structure of AβM01–42 and Aβ1–42

R Silvers, MT Colvin, KK Frederick, AC Jacavone… - Biochemistry, 2017 - ACS Publications
A mechanistic understanding of Aβ aggregation and high-resolution structures of Aβ fibrils
and oligomers are vital to elucidating relevant details of neurodegeneration in Alzheimer's …

Dissecting the molecular mechanisms of the co-aggregation of Aβ40 and Aβ42 peptides: a REMD simulation study

X Li, Z Yang, Y Chen, S Zhang, G Wei… - The Journal of Physical …, 2023 - ACS Publications
The aggregation of amyloid-β protein (Aβ) into oligomers and amyloid fibrils is closely
related to Alzheimer's disease (AD). Aβ40 and Aβ42, as two most prominent isoforms of Aβ …

[PDF][PDF] A Computational Approach to Understand the Interactions Stabilizing the A beta (1-42) Oligomers

M Dutta, A Deb, D Das… - Biointerface Res. Appl …, 2021 - biointerfaceresearch.com
Aβ peptide aggregation is known to be an important factor in the cause of Alzheimer's
disease (AD). Smaller oligomers, the intermediates during the process of aggregation, are …