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Research article2009Peer reviewed

Does a Fast Nuclear Magnetic Resonance Spectroscopy- and X-Ray Crystallography Hybrid Approach Provide Reliable Structural Information of Ligand-Protein Complexes? A Case Study of Metalloproteinases

Isaksson, Johan; Nystom, Susanne; Derbyshire, Dean; Wallberg, Hans; Agback, Tatiana; Kovacs, Helena; Bertini, Ivano; Giachetti, Andrea; Luchinat, Claudio

Abstract

A human matrix metalloproteinase (NIMP) hydroxamic acid inhibitor (CGS27023A) was cross-docked into 15 MMP-12, MMP-13, MMP-9, and MMP-1 cocrystal structures. The aim was to validate a fast protocol for ligand binding conformation elucidation and to probe the feasibility of using inhibitor-protein NMR contacts to dock an inhibitor into related MMP crystal structures. Such an approach avoids full NMR structure elucidation, saving both spectrometer- and analysis time. We report here that for the studied MMPs, one can obtain docking results well within 1 angstrom compared to the corresponding reference X-ray structure, using backbone amide contacts only. From the perspective of the pharmaceutical industry, these results are relevant for the binding studies of inhibitor series to a common target and have the potential advantage of obtaining information on protein-inhibitor complexes that are difficult to crystallize.

Published in

Journal of Medicinal Chemistry
2009, Volume: 52, number: 6, pages: 1712-1722
Publisher: AMER CHEMICAL SOC

    UKÄ Subject classification

    Medicinal Chemistry

    Publication identifier

    DOI: https://doi.org/10.1021/jm801388q

    Permanent link to this page (URI)

    https://res.slu.se/id/publ/99466