β-1,2-Oligomannan phosphorylase-mediated synthesis of potential oligosaccharide vaccine candidates

Ahmadipour, Sanaz, Winsbury, Rebecca, Köhler, Dominic, Pergolizzi, Giulia, Nepogodiev, Sergey A., Chessa, Simona, Dedola, Simone, Wang, Meng, Voglmeir, Josef and Field, Robert A. ORCID: https://orcid.org/0000-0001-8574-0275 (2023) β-1,2-Oligomannan phosphorylase-mediated synthesis of potential oligosaccharide vaccine candidates. Carbohydrate Research, 528. ISSN 0008-6215

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Abstract

β-(1,2)-Mannan antigens incorporated into vaccines candidates for immunization studies, showed that antibodies raised against β-(1,2)-mannotriose antigens can protect against disseminated candidiasis. Until recently, β-(1,2)- mannans could only be obtained by isolation from microbial cultures, or by lengthy synthetic strategies involving protecting group manipulation. The discovery of two β-(1,2)-mannoside phosphorylases, Teth514_1788 and Teth514_1789, allowed efficient access to these compounds. In this work, Teth514_1788 was utilised to generate β-(1,2)-mannan antigens, tri- and tetra-saccharides, decorated with a conjugation tether at the reducing end, suitable to be incorporated on a carrier en-route to novel vaccine candidates, illustrated here by conjugation of the trisaccharide to BSA.

Item Type: Article
Additional Information: Data availability statement: No data was used for the research described in the article. Funding Information: Innovate UK in the form of an Innovation Scholar Secondment to SA (UKRI, 76242: Sugars, Enzymes and Diagnostics (SEAD)). Work at the John Innes Centre was supported by the UK BBSRC Institute Strategic Program on Molecules from Nature -Products and Pathways [ BBS/E/J/000PR9790 ] and the John Innes Foundation.
Uncontrolled Keywords: candida pathogen,click chemistry,glycoconjugate vaccines,β-(1,2)-mannan antigen,β-(1,2)-oligomannan phosphorylase,analytical chemistry,biochemistry,organic chemistry,sdg 3 - good health and well-being ,/dk/atira/pure/subjectarea/asjc/1600/1602
Faculty \ School:
Faculty of Science > School of Chemistry, Pharmacy and Pharmacology
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Depositing User: LivePure Connector
Date Deposited: 03 Sep 2024 15:35
Last Modified: 25 Sep 2024 18:04
URI: https://ueaeprints.uea.ac.uk/id/eprint/96480
DOI: 10.1016/j.carres.2023.108807

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