Evidence map›Paper›PMID 39373285›Full record

ArticleThe journal of physical chemistry letters2024

Revealing the Structure of Sheer N-Acetylglucosamine, an Essential Chemical Scaffold in Glycobiology.

Elena R Alonso, Aran Insausti, Isabel Peña, Miguel Sanz-Novo, Raúl Aguado, Iker León, José L Alonso

Abstract read
In one paragraph

Article in The journal of physical chemistry letters, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
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

2 citing papers in PubMed.

  1. Article
  2. Review
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

7 authors.

Elena R AlonsoGrupo de Espectroscopia Molecular (GEM), Edificio Quifima, Área de Química-Física, Laboratorios de Espectroscopia y Bioespectroscopia, Parque Científico UVa, Unidad Asociada CSIC, Universidad de Valladolid, 47011 Valladolid, Spain.ORCID 0000-0001-5816-4102
Aran InsaustiDepartamento de Química Física, Facultad de Ciencia y Tecnología, Universidad del País Vasco, Barrio Sarriena s/n, 48940 Leioa, Spain.
Isabel PeñaDepartamento de Química Física y Química Inorgánica, Facultad de Ciencias, Universidad de Valladolid, 47011 Valladolid, Spain.ORCID 0000-0001-5336-3217
Miguel Sanz-NovoGrupo de Espectroscopia Molecular (GEM), Edificio Quifima, Área de Química-Física, Laboratorios de Espectroscopia y Bioespectroscopia, Parque Científico UVa, Unidad Asociada CSIC, Universidad de Valladolid, 47011 Valladolid, Spain.
Raúl AguadoGrupo de Espectroscopia Molecular (GEM), Edificio Quifima, Área de Química-Física, Laboratorios de Espectroscopia y Bioespectroscopia, Parque Científico UVa, Unidad Asociada CSIC, Universidad de Valladolid, 47011 Valladolid, Spain.ORCID 0000-0002-9900-4305
Iker LeónGrupo de Espectroscopia Molecular (GEM), Edificio Quifima, Área de Química-Física, Laboratorios de Espectroscopia y Bioespectroscopia, Parque Científico UVa, Unidad Asociada CSIC, Universidad de Valladolid, 47011 Valladolid, Spain.ORCID 0000-0002-1992-935X
José L AlonsoGrupo de Espectroscopia Molecular (GEM), Edificio Quifima, Área de Química-Física, Laboratorios de Espectroscopia y Bioespectroscopia, Parque Científico UVa, Unidad Asociada CSIC, Universidad de Valladolid, 47011 Valladolid, Spain.ORCID 0000-0002-3146-8250

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We explored the conformational landscape of N-acetyl-α-d-glucosamine (α-GlcNAc), a fundamental chemical scaffold in glycobiology. Solid samples were vaporized by laser ablation, expanded in a supersonic jet, and characterized by broadband chirped pulse Fourier transform microwave spectroscopy. In the isolation conditions of the jet, three different structures of GlcNAc have been discovered. These are conclusively identified by comparing the experimental values of the rotational constants with those predicted by theoretical calculations. The conformational preferences are controlled by intramolecular hydrogen bond networks formed between the polar groups in the acetamido group and the hydroxyl groups and dominated in all cases by a strong OH···O═C interaction. We reported an exception to the gauche effect due to the enhanced stability observed for the Tg

Identifiers

PMID39373285
PMCPMC11492373

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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.