Mechanisms and regulation of substrate degradation by the 26S proteasome

C Arkinson, KC Dong, CL Gee, A Martin - Nature Reviews Molecular …, 2025 - nature.com
The 26S proteasome is involved in degrading and regulating the majority of proteins in
eukaryotic cells, which requires a sophisticated balance of specificity and promiscuity. In this …

In silico Approaches for the Design and Optimization of Interfering Peptides Against Protein–Protein Interactions

ZS Hashemi, M Zarei, MK Fath, M Ganji… - Frontiers in Molecular …, 2021 - frontiersin.org
Large contact surfaces of protein–protein interactions (PPIs) remain to be an ongoing issue
in the discovery and design of small molecule modulators. Peptides are intrinsically capable …

Genetic and pharmacologic proteasome augmentation ameliorates Alzheimer's-like pathology in mouse and fly APP overexpression models

ES Chocron, E Munkácsy, HS Kim, P Karpowicz… - Science …, 2022 - science.org
The proteasome has key roles in neuronal proteostasis, including the removal of misfolded
and oxidized proteins, presynaptic protein turnover, and synaptic efficacy and plasticity …

The proteasome as a druggable target with multiple therapeutic potentialities: Cutting and non-cutting edges

GR Tundo, D Sbardella, AM Santoro, A Coletta… - Pharmacology & …, 2020 - Elsevier
Abstract Ubiquitin Proteasome System (UPS) is an adaptable and finely tuned system that
sustains proteostasis network under a large variety of physiopathological conditions. Its …

Design, synthesis, and biological evaluation of potent 20S proteasome activators for the potential treatment of α-Synucleinopathies

SD Staerz, CL Jones, JJ Tepe - Journal of Medicinal Chemistry, 2022 - ACS Publications
While neurodegenerative diseases affect millions of patients worldwide, there are
insufficient available therapeutics to halt or slow down the progression of these diseases. A …

Rpt5-derived analogs stimulate human proteasome activity in cells and degrade proteins forming toxic aggregates in age-related diseases

K Cekała, K Trepczyk, J Witkowska… - International Journal of …, 2024 - mdpi.com
Aging and age-related diseases are associated with a decline in the capacity of protein
turnover. Intrinsically disordered proteins, as well as proteins misfolded and oxidatively …

Terpyridine glycoconjugates and their metal complexes: Antiproliferative activity and proteasome inhibition

R Panebianco, M Viale, F Loiacono, V Lanza… - …, 2023 - Wiley Online Library
Metal terpyridine complexes have gained substantial interest in many application fields,
such as catalysis and supramolecular chemistry. In recent years, the biological activity of …

Discovery and Development of Cyclic Peptide Proteasome Stimulators

S Nelson, TJ Harris, CS Muli, ME Maresh… - …, 2024 - Wiley Online Library
The proteasome degrades proteins, which is essential for cellular homeostasis. Ubiquitin
independent proteolysis degrades highly disordered and misfolded proteins. A decline of …

Development of a cell-based alphaLISA assay for high-throughput screening for small molecule proteasome modulators

SD Staerz, EM Lisabeth, E Njomen, TS Dexheimer… - ACS …, 2023 - ACS Publications
The balance between protein degradation and protein synthesis is a highly choreographed
process generally called proteostasis. Most intracellular protein degradation occurs through …

A role for the Proteasome Alpha2 subunit N-Tail in substrate Processing

I Sahu, M Bajorek, X Tan, M Srividya, D Krutauz, N Reis… - Biomolecules, 2023 - mdpi.com
The proteolytic active sites of the 26S proteasome are sequestered within the catalytic
chamber of its 20S core particle (CP). Access to this chamber is through a narrow channel …