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
The conversion of a soluble protein into polymeric amyloid structures is a process that is
poorly understood. Here, we describe a fully redox-regulated amyloid system in which …

[HTML][HTML] Amyloid-like aggregation of recombinant β-lactoglobulin at pH 3.5 and 7.0: Is disulfide bond removal the key to fibrillation?

LJG Hoppenreijs, A Overbeck, SE Brune… - International Journal of …, 2023 - Elsevier
Functional nanofibrils from globular proteins are usually formed by heating for several hours
at pH 2.0, which induces acidic hydrolysis and consecutive self-association. The functional …

Effect of exogenous selenium on physicochemical, structural, functional, thermal, and gel rheological properties of mung bean (Vigna radiate L.) protein

K Wang, R Zhang, W Hu, Y Dang, M Huang… - Food Research …, 2024 - Elsevier
Selenium (Se) biofortification during the growth process of mung bean is an effective method
to improve the Se content and quality. However, the effect of Se biofortification on the …

Protein Oxidative Modifications in Neurodegenerative Diseases: From Advances in Detection and Modelling to Their Use as Disease Biomarkers

SI Anjo, Z He, Z Hussain, A Farooq, A McIntyre… - Antioxidants, 2024 - mdpi.com
Oxidation–reduction post-translational modifications (redox-PTMs) are chemical alterations
to amino acids of proteins. Redox-PTMs participate in the regulation of protein conformation …

[HTML][HTML] The structure of model and peptide disulfides markedly affects their reactivity and products formed with singlet oxygen

Q Gao, K Grzyb, LF Gamon, PR Ogilby… - Free Radical Biology …, 2023 - Elsevier
Disulfide bonds are critical structural elements in proteins and stabilize folded structures.
Modification of these linkages is associated with a loss of structure and function. Previous …

Serinol-Based Versatile Disulfide-Reducing Reagent

B Kushwaha, SN Mthembu, A Sharma, F Albericio… - Molecules, 2023 - mdpi.com
Here, we report the synthesis of disulfide-reducing agents 2-(dibenzylamino) propane-1, 3-
dithiol (DPDT) and 2-(dibenzylamino)-2-methylpropane-1, 3-dithiol (DMPDT) from serinol …

Effect of fibrillation on the film-forming properties of soy protein isolate: Relationship between protein structural changes and the film-forming properties

B Yuan, H Zhao, X Xu, H Zhang, S Yan, Y Li - Food Chemistry, 2024 - Elsevier
Protein fibrillation has great potential for enhancing the emulsification, foaming, and gelling
properties of proteins. However, its effects on protein film-forming properties are less well …

Exploring the self-assembly journey of oat globulin fibrils: From structural evolution to modified functionality

J Xu, M Tang, D Wang, Q Xie, X Xu - Food Hydrocolloids, 2024 - Elsevier
Self-assembling protein fibrils are promising supramolecular structures. In particular, oat
globulin (OG) has demonstrated considerable potential as a sustainable fibril resource …

Alkali-assisted extraction, characterization and encapsulation functionality of enzymatic hydrolysis-resistant prolamin from distilled spirit spent grain

D Huang, L Wang, K Li, L Liu, X Chen, L He… - International Journal of …, 2024 - Elsevier
Curcumin is a natural lipophilic polyphenol that exhibits significant various biological
properties such as antioxidant and anti-inflammatory properties following oral …

Role of the Cysteine in R3 Tau Peptide in Copper Binding and Reactivity

C Bacchella, S Gentili, SI Mozzi, E Monzani… - International Journal of …, 2022 - mdpi.com
Tau is a widespread neuroprotein that regulates the cytoskeleton assembly. In some
neurological disorders, known as tauopathies, tau is dissociated from the microtubule and …