A revised structure for the glycolipid terminus of E. coli K5 heparosan capsular polysaccharide

Authors
Yan, L.
Fu, L.
Xia, K.
Chen, S.
Zhang, F.
Dordick, J.S.
Linhardt, Robert J.
ORCID
https://orcid.org/0000-0003-2219-5833
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Issue Date
2020
Keywords
Biology , Chemistry and chemical biology , Chemical and biological engineering , Biomedical engineering
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Terms of Use
Attribution 3.0 United States
CC BY : this license allows reusers to distribute, remix, adapt, and build upon the material in any medium or format, so long as attribution is given to the creator. The license allows for commercial use. Credit must be given to the authors and the original work must be properly cited.
Full Citation
A revised structure for the glycolipid terminus of E. coli K5 heparosan capsular polysaccharide, L. Yan, L. Fu, K. Xia, S. Chen, F. Zhang, J. S. Dordick, R.J. Linhardt, Biomolecules, 10, 1516, 2020.
Abstract
The structure of heparosan capsular polysaccharide (CPS) has been determined using enzymatic digestion with nuclear magnetic resonance (NMR) spectroscopy and mass spectrometry. Previous errors in the assignment of the glycolipid acceptor structure, from which heparosan is extended, have been corrected. The structure of heparosan CPS is GlcNAc α-1,[4GlcA β-1,4GlcNAc α-1,]n4GlcA β-1,[4Kdo β-2,7Kdo β-2,]0 or 14Kdo β-2,7Kdo β-2,4Kdo β-2,7Kdo β-2,4Kdo β-2,7Kdo β-2,4Kdo β-PG-I (C16:0 or C18:0) (where n is ~250 for a CPS of 100 kDa).
Description
Biomolecules, 10, 1516
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Department
The Linhardt Research Labs.
The Shirley Ann Jackson, Ph.D. Center for Biotechnology and Interdisciplinary Studies (CBIS)
Publisher
Multidisciplinary Digital Publishing Institute (MDPI)
Relationships
The Linhardt Research Labs Online Collection
Rensselaer Polytechnic Institute, Troy, NY
https://harc.rpi.edu/
Access
Open Access
CC BY — Creative Commons Attribution