Unveiling molecular mechanism underlying inhibition of human islet amyloid polypeptide fibrillation by benzene carboxylic acid-peptide conjugate

T Mehta, B Goyal - Journal of Molecular Liquids, 2024 - Elsevier
Abstract Type 2 diabetes (T2D) is linked to the apoptosis of insulin-producing β-cells due to
the aberrant fibrillation of the human islet amyloid polypeptide (hIAPP or amylin) to cytotoxic …

Monitoring early-stage β-amyloid dimer aggregation by histidine site-specific two-dimensional infrared spectroscopy in a simulation study

S Chatterjee, Y Nam, A Salimi, JY Lee - Physical Chemistry Chemical …, 2022 - pubs.rsc.org
Monitoring early-stage β-amyloid (Aβ) dimerization is a formidable challenge for
understanding neurological diseases. We compared β-sheet formation and histidine site …

Exposure to the electric field: A potential way to block the aggregation of histidine tautomeric isomers of β-amyloid

A Salimi, S Chatterjee, JY Lee - International Journal of Biological …, 2023 - Elsevier
Controlling protein misfolding and accumulation in neurodegeneration is a challenge in
chemical neuroscience. The application of appropriate electric fields (EFs) can be a …

[HTML][HTML] Bovine serum albumin uptake and polypeptide disaggregation studies of hypoglycemic ruthenium (II) uracil Schiff-base complexes

DM Makanyane, S Maikoo, FR Van Heerden… - Journal of Inorganic …, 2024 - Elsevier
Our prior studies have illustrated that the uracil ruthenium (II) diimino complex,[Ru (H 3 ucp)
Cl (PPh 3)](1)(H 4 ucp= 2, 6-bis-((6-amino-1, 3-dimethyluracilimino) methylene) pyridine) …

Probing the water mediated proton transfer in histidine tautomerization

Y Tang, N Li, H Li, H Li, JY Lee - Journal of Molecular Liquids, 2023 - Elsevier
Histidine tautomerism plays a key role in the aggregation of amyloid peptides, which is
important for understanding the origin of Alzheimer's disease as well as its diagnosis and …

Effect of Histidine Behaviors on Structural Properties of Human Islet Amyloid Peptides

Y Shi, Y Sun, H Shi - ChemistrySelect, 2024 - Wiley Online Library
Histidine behaviors (including tautomeric behaviors and protonation behaviors) have been
considered as an origin factor in protein folding and misfolding. However, such effects on …

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 …

Histidine tautomerism-mediated transthyretin amyloidogenesis: A molecular insight

S Chatterjee, A Salimi, JY Lee - Archives of Biochemistry and Biophysics, 2023 - Elsevier
Abstract Characterization of the conformational alterations involved in monomer misfolding
is essential for elucidating the molecular basis of the initial stage of protein accumulation …