Molecular insight into the early stage of amyloid-β (1-42) Homodimers aggregation influenced by histidine tautomerism

A Salimi, H Li, JY Lee - International Journal of Biological Macromolecules, 2021 - Elsevier
Aggregated amyloid β-peptide (Aβ) in small oligomeric forms inside the brain causes
synaptic function disruption and the development of Alzheimer's disease (AD). Histidine is …

Intrinsic origin of amyloid aggregation: Behavior of histidine (εεε) and (δδδ) tautomer homodimers of Aβ (1–40)

A Salimi, H Li, H Shi, JY Lee - … et Biophysica Acta (BBA)-General Subjects, 2019 - Elsevier
Amyloid-beta protein (Aβ) accumulation in the brain, which is influenced by several factors,
is a hallmark of Alzheimer's disease (AD). Despite the important role of histidine in …

Tautomerization Effect of Histidines on Oligomer Aggregation of β-Amyloid (1–40/42) during the Early Stage: Tautomerism Hypothesis for Misfolding Protein …

X Xing, W Zhao, D Hu, B Kang, H Shi… - ACS Chemical …, 2019 - ACS Publications
As the intrinsic origin of the hypothesis for β-amyloid (Aβ) from Alzheimer's disease, histidine
behaviors were found to play a crucial role in Aβ aggregation. To investigate the histidine …

Impact of A2V mutation and histidine tautomerism on Aβ42 monomer structures from atomistic simulations

H Li, Y Nam, A Salimi, JY Lee - Journal of Chemical Information …, 2020 - ACS Publications
The self-assembly of amyloid-β (Aβ) peptides into senile plaques in the brain is a hallmark of
Alzheimer's disease (AD) pathology. Mutation and histidine tautomerism are considered …

Insight into the histidine tautomerism effect on heterodimers of Aβ40

H Li, A Salimi, FKB Burnea, H Shi… - Bulletin of the Korean …, 2021 - Wiley Online Library
The intrinsic origin of amyloid aggregation has been pursued as a new pathogenesis for
Alzheimer's disease (AD). The aggregation mechanisms influenced by histidine tautomerism …

Tautomeric Effect of Histidine on the Monomeric Structure of Amyloid β-Peptide (1–40)

H Shi, B Kang, JY Lee - The Journal of Physical Chemistry B, 2016 - ACS Publications
Histidine state (deprotonated, neutral, and protonated) is considered an important factor
influencing the structural properties and aggregation mechanisms in amyloid β-peptides …

Intrinsic origin of amyloid aggregation: collective effects of the mutation and tautomerism of histidine

H Li, A Salimi, JY Lee - ACS Chemical Neuroscience, 2019 - ACS Publications
Mutation is considered an important factor in the accumulation of amyloid-β (Aβ), which is a
hallmark of Alzheimer's disease (AD). A2V Aβ40 shows a higher aggregation tendency; …

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 …

Tautomeric effect of histidine on the monomeric structure of amyloid β-peptide (1–42)

H Shi, JY Lee - ACS Chemical Neuroscience, 2017 - ACS Publications
Tautomeric state of histidine is one of the factors that influence the structural and
aggregation properties of amyloid β (Aβ)-peptide in neutral state. It is worth it to uncover the …

Mechanistic insights into the polymorphic associations and cross-seeding of Aβ and hIAPP in the presence of histidine tautomerism: an all-atom molecular dynamic …

A Salimi, S Chatterjee, JY Lee - International Journal of Molecular …, 2022 - mdpi.com
Hundreds of millions of people around the world have been affected by Type 2 diabetes
(T2D) which is a metabolic disorder. Clinical research has revealed T2D as a possible risk …