Read e-book online 3D QSAR in Drug Design: Ligand-Protein Interactions and PDF

By Tommy Liljefors (auth.), Hugo Kubinyi, Gerd Folkers, Yvonne C. Martin (eds.)

ISBN-10: 0306468573

ISBN-13: 9780306468575

ISBN-10: 0792347900

ISBN-13: 9780792347903

Significant development has been made within the examine of third-dimensional quantitative structure-activity relationships (3D QSAR) because the first booklet by way of Richard Cramer in 1988 and the 1st quantity within the sequence. 3D QSAR in Drug layout. idea, equipment and functions, released in 1993. the purpose of that early ebook used to be to give a contribution to the certainty and the additional program of CoMFA and comparable techniques and to facilitate the fitting use of those equipment. due to the fact that then, thousands of papers have seemed utilizing the fast constructing innovations of either 3D QSAR and computational sciences to review a huge number of organic difficulties. back the editor(s) felt that the time had come to solicit studies on released and new viewpoints to rfile the cutting-edge of 3D QSAR in its broadest definition and to supply visions of the place new strategies will emerge or new appli- tions can be stumbled on. The goal is not just to focus on new rules but in addition to teach the shortcomings, inaccuracies, and abuses of the tools. we are hoping this publication will permit others to split trivial from visionary methods and me-too technique from in- vative strategies. those matters guided our number of individuals. To our satisfaction, our demand papers elicited a good many manuscripts.

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Extra resources for 3D QSAR in Drug Design: Ligand-Protein Interactions and Molecular Similarity

Sample text

For example, in a study involving a series of flavonoid trypsin inhibitors [30], it was found that the inhibitory potencies could be correlated well with calculated binding energies derived using a simple distance-dependent dielectric for modelling electrostatic interactions and considering only the bound state. When a continuum model was used to compute electrostatic interactions, the accuracy of the computed differences in binding free energies was increased, but for only one inhibitor was it important to take into account the differences in solvation free energies between bound and unbound conformations.

Lipophilic complementarity is counted only once, even if that point is within the distance limit described above of more than 1 ligand atom’s vdW surface. The total surface on each atom for each type of contact is computed by dividing the number of contact points of that type by 256 (the total number of points possible) and then multiplying by the total surface area of the atom: (20) where CPi is the number of contact points on atom i and ri is the vdW radius of atom i. The second method is a pairwise summation.

Chem.. 43 (1992) 407–435. , Free energy calculation: Application to chemical and biochemical phenomena Chem. M.. K.. Dearing, A.. A.. C.. J.. M. , molecular mechanics simulation of protein-ligand interactions: Binding of thyroid hormone analogues to prealbumin, J. AM. Chem. , 104 (1982) 6424–6434. , Gago. F. and Richards. G.. The binding of benzene sulfonamides to carbonic anhydrase enzyme: A molecular mechanics study and quantitative structure-activity relationship, J. Med. Chem.. 32 (1989) 951– 956.

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3D QSAR in Drug Design: Ligand-Protein Interactions and Molecular Similarity by Tommy Liljefors (auth.), Hugo Kubinyi, Gerd Folkers, Yvonne C. Martin (eds.)

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