Evidence map›Paper›PMID 33825713›Full record

ArticleActa crystallographica. Section D, Structural biology2021

Identification of Mg

Jimin Wang, S Kundhavai Natchiar, Peter B Moore, Bruno P Klaholz

Open access · hybridAbstract read
In one paragraph

Article in Acta crystallographica. Section D, Structural biology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
2.5field-weighted citation impact, top 10% 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

8 citing papers in PubMed, 17 citations in OpenAlex.

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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

4 authors at 2 institutions in 2 countries.

Jimin WangDepartment of Molecular Biophysics and Biochemistry, Yale University, New Haven, CT 06520-8114, USA.ORCID 0000-0002-0951-6607
S Kundhavai NatchiarCentre for Integrative Biology (CBI), Department of Integrated Structural Biology, IGBMC, CNRS, Inserm, Université de Strasbourg, 1 Rue Laurent Fries, 67404 Illkirch, France.
Peter B MooreDepartment of Chemistry, Yale University, New Haven, CT 06520-8107, USA.
Bruno P KlaholzCentre for Integrative Biology (CBI), Department of Integrated Structural Biology, IGBMC, CNRS, Inserm, Université de Strasbourg, 1 Rue Laurent Fries, 67404 Illkirch, France.ORCID 0000-0001-8674-8674
Centre National de la Recherche Scientifique · FRYale University · US

Funding

French Infrastructure for Integrated Structural Biology ANR-10-INSB-05-01Université de Strasbourg USIAS-2018-012
6 · The paper itself

Abstract

Cryo electron microscopy (cryo-EM) can produce maps of macromolecules that have resolutions that are sufficiently high that structural details such as chemical modifications, water molecules and bound metal ions can be discerned. However, those accustomed to interpreting the electron-density maps of macromolecules produced by X-ray crystallography need to be careful when assigning features such as these in cryo-EM maps because cations, for example, interact far more strongly with electrons than they do with X-rays. Using simulated electrostatic potential (ESP) maps as a tool led us to re-examine a recent cryo-EM map of the human ribosome, and we realized that some of the ESP peaks originally identified as novel groups covalently bonded to the N7, O6 or O4 atoms of several guanines, adenines or uridines, respectively, in this structure are likely to instead represent Mg

Indexed as

Models, MolecularCryoelectron MicroscopyCrystallography, X-RayHumansIonsMacromolecular SubstancesNucleotidesRibosomesIonsMacromolecular SubstancesNucleotidescharge effectscryo-EMelectrostatic potential mapsMg2+ ionsnucleotides

Identifiers

PMID33825713
PMCPMC8025889
OpenAlexW3149116748

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.