Target-Related Affinity Profiling (TRAP) is a computational drug discovery technology that is based on 'affinity fingerprints', which are molecular descriptors derived from the protein binding preferences of small molecules. The underlying concepts of TRAP are reviewed. Affinity fingerprints are compared to molecular descriptors derived from chemical structures and shown to be a useful alternative for lead discovery. The TRAP screening process is described and two example applications are presented: I. the discovery of novel inhibitors of human intestinal carboxylesterase, and II. the discovery of novel inhibitors of cyclooxygenase-1 through the use of the affinity fingerprints of known cyclooxygenase-1 inhibitors. A summary of the complementary advantages of TRAP screening technology compared to traditional approaches to drug lead discovery concludes the review.
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http://dx.doi.org/10.2174/1568026053828394 | DOI Listing |
Int J Geriatr Psychiatry
January 2025
Precision Neuroscience & Neuromodulation Program, Gordon Center for Medical Imaging, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts, USA.
Background: Alzheimer's disease (AD) is characterized by impaired inhibitory circuitry and GABAergic dysfunction, which is associated with reduced fast brain oscillations in the gamma band (γ, 30-90 Hz) in several animal models. Investigating such activity in human patients could lead to the identification of novel biomarkers of diagnostic and prognostic value. The current study aimed to test a multimodal "Perturbation-based" transcranial Alternating Current Stimulation-Electroencephalography (tACS)-EEG protocol to detect how responses to tACS in AD patients correlate with patients' clinical phenotype.
View Article and Find Full Text PDFPharmacol Res
January 2025
Centre of Clinical Pharmacology & Precision Medicine, William Harvey Research Institute, Queen Mary University of London, London, UK; NIHR Barts Biomedical Research Centre, Queen Mary University of London, London, UK. Electronic address:
Statins are first-line treatments in the primary and secondary prevention of cardiovascular disease. Clinical studies show statins act independently of lipid-lowering mechanisms to decrease C-reactive protein (CRP), an inflammation marker. We aim to elucidate genetic loci associated with CRP statin response.
View Article and Find Full Text PDFJ Biol Chem
January 2025
Department of Bioengineering, School of Engineering, The University of Tokyo; Institute of Medical Science, The University of Tokyo; Department of Chemistry and Biotechnology, School of Engineering, The University of Tokyo; Medical Device Development and Regulation Research Center, School of Engineering, The University of Tokyo, Japan. Electronic address:
Post-translational modification of proteins is a crucial biological reaction that regulates protein functions by altering molecular properties. The specific detection of such modifications in proteins has made significant contributions to molecular biology research and holds potential for future drug development applications. In HIV research, for example, tyrosine sulfation at the N-terminus of C-C chemokine receptor type 5 (CCR5) is considered to significantly enhance HIV infection efficiency.
View Article and Find Full Text PDFEur J Med Chem
January 2025
Laboratory of Medicinal Chemical Biology, Department of Medicinal Chemistry, College of Pharmaceutical Sciences, Suzhou Medical College, Soochow University, 199 Ren'ai Road, Suzhou, 215123, PR China. Electronic address:
Pleurotin (1) is a benzoquinone meroterpenoid known for its wide-spectrum antitumor and antibiotic activities, notably acting as natural inhibitors of the thioredoxin reductase (TrxR). Pleurotin (1) has been chemically synthesized, but only in milligram quantities through at least 13 longest linear steps with 0.8 % overall yield due to its complex structure such as fused hexacyclic core with 8 contiguous stereocenters.
View Article and Find Full Text PDFFood Chem
January 2025
Department of Molecular Biology and Genetics, Faculty of Science, Ataturk University, 25240, Erzurum, Turkey. Electronic address:
Recycling of protein-rich environmental wastes and obtaining more valuable products from these recycled products is a topic of interest for researchers. This study aims to produce, purify, and characterize the physicochemical and structural properties of the protease enzyme produced from Brevibacillus agri SAR25 using salmon fish waste as substrate and also to evaluate the effect of protease on the chicken feather, enzyme-ligand interactions, and active site surface area. The production of protease was optimum on 50 g/L fish waste, pH 8, 40 °C, 96 h, and 150 rpm.
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