Synthesis of a pseudo-disaccharide library and its application to the characterisation of the heparanase catalytic site.

A novel methodology is described for the efficient and divergent synthesis of pseudodisaccharides, molecules comprising of amino carbasugar analogues linked to natural sugars. The methodology is general and enables the introduction of diversity both at the carbasugar and the natural sugar components...

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Main Authors: Victoria Vinader, Mohamed H Haji-Abdullahi, L H Patterson, Kamyar Afarinkia
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2013-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3832595?pdf=render
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author Victoria Vinader
Mohamed H Haji-Abdullahi
L H Patterson
Kamyar Afarinkia
author_facet Victoria Vinader
Mohamed H Haji-Abdullahi
L H Patterson
Kamyar Afarinkia
author_sort Victoria Vinader
collection DOAJ
description A novel methodology is described for the efficient and divergent synthesis of pseudodisaccharides, molecules comprising of amino carbasugar analogues linked to natural sugars. The methodology is general and enables the introduction of diversity both at the carbasugar and the natural sugar components of the pseudodisaccharides. Using this approach, a series of pseudodisaccharides are synthesised that mimic the repeating backbone unit of heparan sulfate, and are tested for inhibition of heparanase, a disease-relevant enzyme that hydrolyses heparan sulfate. A new homology model of human heparanase is described based on a family 79 β-glucuronidase. This model is used to postulate a computational rationale for the observed activity of the different pseudodisaccharides and provide valuable information that informs the design of potential inhibitors of this enzyme.
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spelling doaj.art-c13261046a6d496f80aae91b9c420cf62022-12-21T23:54:22ZengPublic Library of Science (PLoS)PLoS ONE1932-62032013-01-01811e8211110.1371/journal.pone.0082111Synthesis of a pseudo-disaccharide library and its application to the characterisation of the heparanase catalytic site.Victoria VinaderMohamed H Haji-AbdullahiL H PattersonKamyar AfarinkiaA novel methodology is described for the efficient and divergent synthesis of pseudodisaccharides, molecules comprising of amino carbasugar analogues linked to natural sugars. The methodology is general and enables the introduction of diversity both at the carbasugar and the natural sugar components of the pseudodisaccharides. Using this approach, a series of pseudodisaccharides are synthesised that mimic the repeating backbone unit of heparan sulfate, and are tested for inhibition of heparanase, a disease-relevant enzyme that hydrolyses heparan sulfate. A new homology model of human heparanase is described based on a family 79 β-glucuronidase. This model is used to postulate a computational rationale for the observed activity of the different pseudodisaccharides and provide valuable information that informs the design of potential inhibitors of this enzyme.http://europepmc.org/articles/PMC3832595?pdf=render
spellingShingle Victoria Vinader
Mohamed H Haji-Abdullahi
L H Patterson
Kamyar Afarinkia
Synthesis of a pseudo-disaccharide library and its application to the characterisation of the heparanase catalytic site.
PLoS ONE
title Synthesis of a pseudo-disaccharide library and its application to the characterisation of the heparanase catalytic site.
title_full Synthesis of a pseudo-disaccharide library and its application to the characterisation of the heparanase catalytic site.
title_fullStr Synthesis of a pseudo-disaccharide library and its application to the characterisation of the heparanase catalytic site.
title_full_unstemmed Synthesis of a pseudo-disaccharide library and its application to the characterisation of the heparanase catalytic site.
title_short Synthesis of a pseudo-disaccharide library and its application to the characterisation of the heparanase catalytic site.
title_sort synthesis of a pseudo disaccharide library and its application to the characterisation of the heparanase catalytic site
url http://europepmc.org/articles/PMC3832595?pdf=render
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