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A series of aryl hydroxamates recently have been disclosed as irreversible inhibitors of kynurenine amino transferase II (KAT II), an enzyme that may play a role in schizophrenia and other psychiatric and neurological disorders. The utilization of structure-activity relationships (SAR) in conjunction with X-ray crystallography led to the discovery of hydroxamate 4, a disubstituted analogue that has a significant potency enhancement due to a novel interaction with KAT II. The use of k inact/K i to assess potency was critical for understanding the SAR in this series and for identifying compounds with improved pharmacodynamic profiles.
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http://dx.doi.org/10.1021/ml300237v | DOI Listing |
Mol Pharmacol
August 2025
Institute of Pharmacology and Toxicology, Faculty of Veterinary Medicine, Biomedical Research Center Seltersberg, Justus Liebig University of Giessen, Giessen, Germany. Electronic address:
The myristoylated preS1 domain (myr-preS1) of the hepatitis B virus (HBV) large surface protein is essential for binding to the receptor protein, Na/taurocholate co-transporting polypeptide (NTCP), and for the subsequent internalization of the virus-receptor complex. NTCP, which is expressed in hepatocytes, plays a physiological role in hepatic bile acid transport. Recent cryo-electron microscopy structures of the myr-preS1-NTCP complex were used to analyze virus-receptor interactions at the molecular level.
View Article and Find Full Text PDFPestic Biochem Physiol
November 2025
State Key Laboratory of Green Pesticide, Center for R&D of Fine Chemicals of Guizhou University, Guiyang 550025, China. Electronic address:
Potato virus Y (PVY) is one of the most economically detrimental phytoviruses affecting global Solanaceae, possessing challenges in agrochemical control. The structural elucidation of PVY coat protein (CP) offers opportunities for the rational design of CP-targeted antivirals; however, the feasibility of identifying lead compounds via virtual screening remains largely unexplored. Herein, we report the successful case of structure-based virtual screening leveraging PVY CP, enabling the identification of a structurally novel lead with a unique mechanism of action.
View Article and Find Full Text PDFComput Biol Chem
August 2025
Department of Green Chemistry, National Research Centre, Dokki, P.O. Box 12622, Cairo, Egypt. Electronic address:
This review meticulously examines the development, design, and pharmacological assessment of both well known antiviral and antihypertensive medications all time employing new chemical techniques and structure-based drug design to design and synthesize vital therapeutic entities such as aliskiren (renin inhibitor), captopril (a2-ACE-Inhibitor), dorzolamide (inhibitor of carbonic anhydrase) the review demonstrates initial steps regarding the significance of stereoselective synthesis, metal chelating pharmacophores, and rational molecular properties. More importantly, protease inhibitors (i.e.
View Article and Find Full Text PDFBioorg Med Chem
August 2025
Department of Medicinal Chemistry, School of Pharmacy, Fudan University, No. 826 Zhangheng Road, Shanghai 201203, China. Electronic address:
The delta opioid receptor (DOR) is a promising target for developing analgesics with fewer side effects compared to mu opioid receptor (MOR) agonists. However, non-peptidyl DOR-selective agonists remain limited. Using the "message-address" concept in opioid ligand design, we designed and synthesized a series of para-substituted N-cyclopropylmethyl-7α-phenyl-6,14-endoetheno-tetrahydronorthebaines to explore their binding affinity and selectivity for DOR over MOR and kappa opioid receptor (KOR).
View Article and Find Full Text PDFActa Crystallogr F Struct Biol Commun
October 2025
OMass Therapeutics, Building 4000, Chancellor Court, John Smith Drive, Oxford Business Park, ARC, Oxford OX4 2GX, United Kingdom.
Gasdermin D (GSDMD) is a protein that has gained significant attention in recent years due to its crucial role in inflammatory cell death, particularly pyroptosis. Pyroptosis is a highly inflammatory form of programmed cell death that is triggered by various microbial infections and sterile inflammatory stimuli. GSDMD acts as an executioner molecule in this process, leading to the release of pro-inflammatory cytokines and amplifying the immune response.
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