Molecular mechanisms of amylin turnover, misfolding and toxicity in the pancreas

DC Bhowmick, Z Kudaibergenova, L Burnett… - Molecules, 2022 - mdpi.com
fibrils (Figure 1B,C). Notably, β-cell-specific expression of hIAPP under the insulin promoter
stimulates islet amyloidosis, … To confirm that hIAPP may also interact with native membranes, …

Insulin adsorption onto zinc oxide nanoparticle mediates conformational rearrangement into amyloid-prone structure with enhanced cytotoxic propensity

S Asthana, Z Hazarika, PS Nayak, J Roy, AN Jha… - … et Biophysica Acta (BBA …, 2019 - Elsevier
… full-length insulin molecules assemble into amyloid fibril at the … of interactions between
non-native insulin conformations [5]. … , with an additional intrachain disulfide bridge between A6-…

[图书][B] Structure and Cytotoxicity of Islet Amyloid Polypeptide Variants Using 2D IR Spectroscopy

CR Fields - 2022 - search.proquest.com
… secretion of insulin and another hormone called islet amyloid … to many amyloid fibrils,
including tau, Sup35, and amyloid-β.… involved in amyloid diseases contain disulfide bonds.It is …

Fibrillation of human calcitonin and its analogs: effects of phosphorylation and disulfide reduction

HK Renawala, KB Chandrababu, EM Topp - Biophysical Journal, 2021 - cell.com
… Reduction of the Cys1-Cys7 disulfide bond resulted in faster … involved in the fibrillation of
native and sequence-modified hCT and … Role of aromatic residues in amyloid fibril formation of …

Spidroin N-terminal domain forms amyloid-like fibril based hydrogels and provides a protein immobilization platform

T Arndt, K Jaudzems, O Shilkova, J Francis… - Nature …, 2022 - nature.com
… In line with this, when the disulfide bond of NT MiSp was … This is in line with the notion that
amyloid fibrils can form from … proteins that undergo such conversion include insulin 49,50 , …

[图书][B] Studies on the stability of plasma proteins and their fragments

PP Nakka - 2020 - search.proquest.com
… the propensity to form amyloid fibrils of the region of the insulin A-… stability are disulfide bonds.
For example, addition of 3 … concentrations, HSA remains native when moderate amounts of …

Rational design of amyloid‐like fibrillary structures for tailoring food protein techno‐functionality and their potential health implications

KJA Jansens, I Rombouts, C Grootaert… - … Reviews in Food …, 2019 - Wiley Online Library
… in the conversion of native proteins into amyloid fibrils (AFs) … of disulfide bridges can have a
strong impact on amyloid … such as β-amyloid (Alzheimer's), huPrP (prion), and insulin-derived …

Conditions governing food protein amyloid fibril formation—Part I: Egg and cereal proteins

KJA Jansens, MA Lambrecht… - … reviews in food …, 2019 - Wiley Online Library
conversion of the oligomers into nuclei that further grow intoWhile native and denatured
proteins do not aggregate easily … involved in an intramolecular disulfide (SS) bond. OVA is the …

Amyloid formation and depolymerization of tumor suppressor p16INK4a are regulated by a thiol-dependent redox mechanism

SG Heath, SG Gray, EM Hamzah, KM O'Connor… - Nature …, 2024 - nature.com
amyloid fibrils of p16 are disaggregated by addition of reducing agent, showing that the
disulfide bond is … electrostatic effects of filamentous protein aggregation processes of insulin and …

UV Resonance Raman explores protein structural modification upon fibrillation and ligand interaction

M Pachetti, F D'Amico, L Pascolo, S Pucciarelli… - Biophysical …, 2021 - cell.com
… structure of both protein fibrils while remodeling HEWL fibril length and promoting the
formation of amorphous aggregates in the case of insulin. Although the intrinsic fluorescence …