Evidence map›Paper›PMID 21646334›Full record

ArticleNucleic acids research2011

A multifunctional bioconjugate module for versatile photoaffinity labeling and click chemistry of RNA.

Stefanie Kellner, Salifu Seidu-Larry, Jürgen Burhenne, Yuri Motorin, Mark Helm

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
3.8field-weighted citation impact, top 7% 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

25 citing papers in PubMed, 54 citations in OpenAlex.

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  10. NAIL-MS in E. coli Determines the Source and Fate of Methylation in tRNA.Chembiochem : a European journal of chemical biology · 2018
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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

5 authors at 3 institutions in 2 countries.

Stefanie KellnerInstitute of Pharmacy and Biochemistry, Johannes Gutenberg University Mainz, Staudinger Weg 5, D-55128 Mainz, Germany.
Salifu Seidu-Larry
Jürgen Burhenne
Yuri Motorin
Mark Helm
Heidelberg University · DEJohannes Gutenberg University Mainz · DEUniversité de Lorraine · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A multifunctional reagent based on a coumarin scaffold was developed for derivatization of naive RNA. The alkylating agent N3BC [7-azido-4-(bromomethyl)coumarin], obtained by Pechmann condensation, is selective for uridine. N3BC and its RNA conjugates are pre-fluorophores which permits controlled modular and stepwise RNA derivatization. The success of RNA alkylation by N3BC can be monitored by photolysis of the azido moiety, which generates a coumarin fluorophore that can be excited with UV light of 320 nm. The azidocoumarin-modified RNA can be flexibly employed in structure-function studies. Versatile applications include direct use in photo-crosslinking studies to cognate proteins, as demonstrated with tRNA and RNA fragments from the MS2 phage and the HIV genome. Alternatively, the azide function can be used for further derivatization by click-chemistry. This allows e.g. the introduction of an additional fluorophore for excitation with visible light.

Indexed as

Alkylating AgentsAzidesChromatography, LiquidClick ChemistryCoumarinsFluorescent DyesMass SpectrometryNucleosidesPhotoaffinity LabelsRNAUltraviolet Rays7-azido-4-(bromomethyl)coumarinAlkylating AgentsAzidesCoumarinsFluorescent DyesNucleosidesPhotoaffinity LabelsRNA

Identifiers

PMID21646334
PMCPMC3167637
OpenAlexW2048052115

What OpenQuestion holds

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LicenceCC BY-NC
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Registered trials

None linked

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.