Ligand structures of synthetic deoxa-pyranosylamines with raucaffricine and strictosidine glucosidases provide structural insights into their binding and inhibitory behaviours

Liqun Xia, Haili Lin, Agata Staniek, Santosh Panjikar, Martin Ruppert, Petra Hilgers, Jorg Williardt, Chitra Rajendran, Meitian Wang, Heribert Warzecha, Volker Jager, Joachim Stockigt

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Abstract

Abstract Insight into the structure and inhibition mechanism of O-beta-d-glucosidases by deoxa-pyranosylamine type inhibitors is provided by X-ray analysis of complexes between raucaffricine and strictosidine glucosidases and N-(cyclohexylmethyl)-, N-(cyclohexyl)- and N-(bromobenzyl)-beta-d-gluco-1,5-deoxa-pyranosylamine. All inhibitors anchored exclusively in the catalytic active site by competition with appropriate enzyme substrates. Thus facilitated prospective elucidation of the binding networks with residues located at
Original languageEnglish
Pages (from-to)472 - 478
Number of pages7
JournalJournal of Enzyme Inhibition and Medicinal Chemistry
Volume30
Issue number3
DOIs
Publication statusPublished - 2015

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