Results 41 to 50 of about 5,903,465 (247)

Identification of Plant-Derived Bioactive Compounds Using Affinity Mass Spectrometry and Molecular Networking

open access: yesMetabolites, 2022
Affinity selection-mass spectrometry (AS-MS) is a label-free binding assay system that uses UHPLC-MS size-based separation methods to separate target-compound complexes from unbound compounds, identify bound compounds, classify compound binding sites ...
Thabo Ramatapa   +5 more
doaj   +1 more source

Prediction of Drug-Target Binding Kinetics for Flexible Proteins by Comparative Binding Energy Analysis [PDF]

open access: yes, 2021
There is growing consensus that the optimization of the kinetic parameters for drug-protein binding leads to improved drug efficacy. Therefore, computational methods have been developed to predict kinetic rates and to derive quantitative structure ...
Ariane, Nunes Alves   +3 more
core   +1 more source

Binding profile of protein–ligand inhibitor complex and structure based design of new potent compounds via computer-aided virtual screening

open access: yesJournal of Clinical Tuberculosis and Other Mycobacterial Diseases, 2021
Background: Mycobacterium tuberculosis protein target (DNA gyrase) is a type II topoisomerase target present in all bacteria. The enzyme comprises of two subunits A and B.
Gideon Adamu Shallangwa   +1 more
doaj   +1 more source

Evaluation of Phage Display Discovered Peptides as Ligands for Prostate-Specific Membrane Antigen (PSMA) [PDF]

open access: yes, 2013
The aim of this study was to identify potential ligands of PSMA suitable for further development as novel PSMA-targeted peptides using phage display technology. The human PSMA protein was immobilized as a target followed by incubation with a 15-mer phage
Shen, Duanwen   +15 more
core   +2 more sources

Probing the interaction of the diarylquinoline TMC207 with its target mycobacterial ATP synthase. [PDF]

open access: yesPLoS ONE, 2011
Infections with Mycobacterium tuberculosis are substantially increasing on a worldwide scale and new antibiotics are urgently needed to combat concomitantly emerging drug-resistant mycobacterial strains.
Anna C Haagsma   +6 more
doaj   +1 more source

Molecular simulations on proteins of biomedical interest : A. Ligand-protein hydration B. Cytochrome P450 2D6 and 2C9 C. Myelin associated glycoprotein (MAG) [PDF]

open access: yes, 2011
TOPIC 1: Water molecules mediating polar interactions in ligand–protein complexes contribute to both binding affinity and specificity. To account for such water molecules in computer-aided drug discovery, we performed an extensive search in the Cambridge
Rossato, Gianluca
core   +1 more source

SAM-DTA: a sequence-agnostic model for drug–target binding affinity prediction

open access: yesBriefings in Bioinformatics, 2022
Abstract Drug–target binding affinity prediction is a fundamental task for drug discovery and has been studied for decades. Most methods follow the canonical paradigm that processes the inputs of the protein (target) and the ligand (drug) separately and then combines them together. In this study we demonstrate, surprisingly, that a model
Zhiqiang Hu   +9 more
openaire   +2 more sources

Sequence-based drug-target affinity prediction using weighted graph neural networks

open access: yesBMC Genomics, 2022
Background Affinity prediction between molecule and protein is an important step of virtual screening, which is usually called drug-target affinity (DTA) prediction. Its accuracy directly influences the progress of drug development.
Mingjian Jiang   +5 more
doaj   +1 more source

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

Dipeptide Frequency of Word Frequency and Graph Convolutional Networks for DTA Prediction

open access: yesFrontiers in Bioengineering and Biotechnology, 2020
Deep learning is an effective method to capture drug-target binding affinity, but low accuracy is still an obstacle to be overcome. Thus, we propose a novel predictor for drug-target binding affinity based on dipeptide frequency of word frequency ...
Xianfang Wang   +6 more
doaj   +1 more source

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