Evidence map›Paper›PMID 27412370›Full record

ArticleScientific reports2016

Uncovering the Relationship between Sulphation Patterns and Conformation of Iduronic Acid in Heparan Sulphate.

Po-Hung Hsieh, David F Thieker, Marco Guerrini, Robert J Woods, Jian Liu

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed
4.4field-weighted citation impact, top 6% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

34 citing papers in PubMed, 71 citations in OpenAlex.

  1. Article
  2. Epithelial Heparan Sulfate PromotesProteoglycan research · 2025
    Article
  3. Review
  4. Article
  5. Article
  6. Review
  7. Heparan sulfate glycomimeticsChemical science · 2023
    Article
  8. Article
  9. Article
  10. Review
  11. Emerging chemical and biochemical tools for studying 3-American journal of physiology. Cell physiology · 2022
    Review
  12. Article
  13. 3-Computational and structural biotechnology journal · 2022
    Article
  14. Article
  15. Review
  16. Synthesis of 3-ACS chemical biology · 2021
    Article
  17. Article
  18. Article
  19. Review
  20. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 3 institutions in 2 countries.

Po-Hung HsiehDivision of Chemical Biology and Medicinal Chemistry, Eshelman School of Pharmacy, University of North Carolina, Chapel Hill, North Carolina 27599, USA.
David F ThiekerComplex Carbohydrate Research Center, University of Georgia, Athens, Georgia 30602, USA.
Marco GuerriniIstituto di Ricerche Chimiche e Biochimiche 'G. Ronzoni', via G. Colombo 81, 20133 Milan, Italy.
Robert J WoodsComplex Carbohydrate Research Center, University of Georgia, Athens, Georgia 30602, USA.
Jian LiuDivision of Chemical Biology and Medicinal Chemistry, Eshelman School of Pharmacy, University of North Carolina, Chapel Hill, North Carolina 27599, USA.
University of Georgia · USUniversity of North Carolina at Chapel Hill · USIstituto di Ricerche Chimiche e Biochimiche G. Ronzoni · IT

Funding

TR&D3. Approaches to Proteoglycan Function at Biochemical and Cellular LevelsP41GM103390 · NIGMS · UNIVERSITY OF GEORGIA · PI MOREMEN, KELLEY W. · 2012 to 2019
$14.5M
In vitro synthesis of recombinant heparan sulfateR01HL094463 · NHLBI · UNIV OF NORTH CAROLINA CHAPEL HILL · PI LIU, JIAN, PAWLINSKI, RAFAL L · 2009 to 2021
$5.2M
Uncovering the controlling mechanisms in heparan sulfate biosynthesisU01GM102137 · NIGMS · UNIV OF NORTH CAROLINA CHAPEL HILL · PI LIU, JIAN · 2013 to 2016
$1.2M
NHLBI NIH HHS R01 HL094463NIGMS NIH HHS P41 GM103390NIGMS NIH HHS U01 GM102137
6 · The paper itself

Abstract

The L-iduronic acid (IdoA) residue is a critically important structural component in heparan sulphate polysaccharide for the biological functions. The pyranose ring of IdoA is present in (1)C4-chair, (2)SO-skew boat, and less frequently, in (4)C1-chair conformations. Here, we analyzed the conformation of IdoA residue in eight hexasaccharides by NMR. The data demonstrate a correlation between the conformation of IdoA and sulphations in the surrounding saccharide residues. For the 2-O-sulpho IdoA residue, a high degree of sulphation on neighboring residues drives ring dynamics towards the (2)SO-skew boat conformer. In contrast, the nonsulphated IdoA residue is pushed towards the (1)C4-chair conformer when the neighboring residues are highly sulphated. Our data suggest that the conformation of IdoA is regulated by the sulphation pattern of nearby saccharides that is genetically controlled by the heparan sulphate biosynthetic pathway.

Indexed as

Heparan SulfateIduronic AcidMolecular ConformationMolecular Dynamics SimulationSulfatesHeparan SulfateIduronic AcidSulfates

Identifiers

PMID27412370
PMCPMC4944151
OpenAlexW2463197919

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.