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A set of high quality structures of protein-ligand complexes with experimentally determined binding affinities has been extracted from the Protein Data Bank and used to test and recalibrate AutoDock force field. Since for some binding sites water molecules are crucial for bridging the receptor-ligand interactions, they have to be included in the analysis. To simplify the process of incorporating water molecules into the binding sites and make it less ambiguous, new simple water model was created. After recalibration of the force field on the new dataset much better correlation between the computed and experimentally determined binding affinities was achieved and the quality of pose prediction improved even more.
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http://dx.doi.org/10.1016/j.jmgm.2017.09.016 | DOI Listing |
Mil Med
September 2025
1 Canadian Field Hospital, Canadian Armed Forces, P.O. Box 9999, Stn Main CFB Petawawa, Ontario, K8H 2X3, Canada.
Langmuir
September 2025
College of Pipeline and Civil Engineering, China University of Petroleum, Qingdao 266580, P. R. China.
The regulation of droplet dynamics based on external electric fields and bioinspired functional surfaces has widespread applications in various fields. However, research on the coupling of these two factors to enhance oil-water separation efficiency is urgently needed. In this study, laser-induced and solvent treatment techniques were coupled to assemble a micronano setal and bioinspired beetle elytra textured substrate with the lotus effect, A "top conductive, bottom insulating" Desert beetle elytra micronano tuft composite texture (DBE) biomimetic superhydrophobic surface was fabricated.
View Article and Find Full Text PDFJ Biomech
September 2025
Department of Physical Therapy, School of Health Sciences, Sapporo Medical University, Sapporo, Japan; Graduate School of Health Sciences, Sapporo Medical University, Sapporo, Japan. Electronic address:
Understanding the mechanical behavior of the biceps femoris long head (BFlh) may be insightful due to its high susceptibility to strain injuries, particularly during high-speed running in sports, such as soccer and track and field. While prior research has focused on intrinsic muscle properties, emerging evidence suggests that the biceps femoris short head (BFsh) may influence BFlh tension. Thus, we examined the effects of BFsh load application on the tensile strength and regional shear modulus of the BFlh.
View Article and Find Full Text PDFJ Chem Theory Comput
September 2025
Materials DX Research Center, National Institute of Advanced Industrial Science and Technology, Tsukuba Central 2, 1-1-1 Umezono, Tsukuba, Ibaraki 305-8568, Japan.
The quantum mechanics/molecular mechanics (QM/MM) method is a powerful approach for investigating solid surfaces in contact with various types of media, since it allows for flexible modeling of complex interfaces while maintaining an all-atom representation. The mean-field QM/MM method is an average reaction field model within the QM/MM framework. The method addresses the challenges associated with the statistical sampling of interfacial atomic configurations of a medium and enables efficient calculation of free energies.
View Article and Find Full Text PDFPhys Rev Lett
August 2025
University of Oxford, Astrophysics, DWB, Keble Road, Oxford OX1 3RH, United Kingdom.
The recent observational evidence of deviations from the Lambda cold dark matter model points toward the presence of evolving dark energy. The simplest possibility consists of a cosmological scalar field φ, dubbed "quintessence," driving the accelerated expansion. We assess the evidence for the existence of such a scalar field.
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