Emerging chemistry and biology in protein glutathionylation

DSK Kukulage, NNJM Don, YH Ahn - Current opinion in chemical biology, 2022 - Elsevier
Protein S-glutathionylation serves a regulatory role in proteins and modulates distinct
biological processes implicated in health and diseases. Despite challenges in analyzing the …

Regulation of retroviral and SARS-CoV-2 protease dimerization and activity through reversible oxidation

DA Davis, H Bulut, P Shrestha, H Mitsuya, R Yarchoan - Antioxidants, 2022 - mdpi.com
Most viruses encode their own proteases to carry out viral maturation and these often
require dimerization for activity. Studies on human immunodeficiency virus type 1 (HIV-1) …

Desmin reorganization by stimuli inducing oxidative stress and electrophiles: role of its single cysteine residue

D Moneo-Corcuera, Á Viedma-Poyatos, K Stamatakis… - Antioxidants, 2023 - mdpi.com
The type III intermediate filament proteins vimentin and GFAP are modulated by oxidants
and electrophiles, mainly through perturbation of their single cysteine residues. Desmin, the …

Protein phosphatase PP2Cα S-glutathionylation regulates cell migration

DSK Kukulage, KTG Samarasinghe, NNJM Don… - Journal of Biological …, 2024 - jbc.org
Redox signaling is a fundamental mechanism that controls all major biological processes
partly via protein cysteine oxidations, including S-glutathionylation. Despite over 2000 …

Clickable Glutathione‐Based Identification of Cysteine Glutathionylation

NNJ Matarage Don, DSK Kukulage… - Current Protocols, 2023 - Wiley Online Library
Clickable glutathione is a glutathione‐derived chemical probe designed to identify and
analyze protein S‐glutathionylation, a major cysteine oxidation in redox signaling. An …

Human Umbilical Vein Endothelial Cells Survive on the Ischemic TCA Cycle under Lethal Ischemic Conditions

L Mao, X Yuan, J Su, Y Ma, C Li, H Chen… - Journal of Proteome …, 2022 - ACS Publications
It is generally believed that vascular endothelial cells (VECs) rely on glycolysis instead of the
tricarboxylic acid (TCA) cycle under both normoxic and hypoxic conditions. However, the …

Chemoproteomic strategy identified p120-catenin glutathionylation regulates E-cadherin degradation and cell migration

DSK Kukulage, MY Abeywardana, NNJM Don… - Cell chemical …, 2023 - cell.com
Identification of cysteines with high oxidation susceptibility is important for understanding
redox-mediated biological processes. In this report, we report a chemical proteomic strategy …

Chemical Proteomic Identification and Functional Studies of Cardiac Protein Glutathionylation

MY Abeywardana - 2022 - search.proquest.com
Elevated intracellular levels of reactive oxygen species (ROS) are associated with induction
of oxidative stress. Increased levels of ROS participate in development of cardiovascular …