Evidence map›Paper›PMID 34058305›Full record

ArticleMethods (San Diego, Calif.)2022

Quantification of mRNA cap-modifications by means of LC-QqQ-MS.

Nils Muthmann, Petr Špaček, Dennis Reichert, Melissa van Dülmen, Andrea Rentmeister

Abstract read
In one paragraph

Article in Methods (San Diego, Calif.), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing 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

10 citing papers in PubMed.

  1. Article
  2. Review
  3. Review
  4. Review
  5. MePMe-seq: antibody-free simultaneous mNature communications · 2023
    Article
  6. Article
  7. RNA modification in mRNA cancer vaccines.Clinical and experimental medicine · 2023
    Review
  8. Review
  9. Article
  10. 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

5 authors.

Nils MuthmannUniversity of Münster, Department of Chemistry, Institute of Biochemistry, Corrensstraße 36, 48149 Münster, Germany.
Petr ŠpačekUniversity of Münster, Department of Chemistry, Institute of Biochemistry, Corrensstraße 36, 48149 Münster, Germany.
Dennis ReichertUniversity of Münster, Department of Chemistry, Institute of Biochemistry, Corrensstraße 36, 48149 Münster, Germany; Cells in Motion Interfaculty Center, University of Münster, 48149 Münster, Germany.
Melissa van DülmenUniversity of Münster, Department of Chemistry, Institute of Biochemistry, Corrensstraße 36, 48149 Münster, Germany.
Andrea RentmeisterUniversity of Münster, Department of Chemistry, Institute of Biochemistry, Corrensstraße 36, 48149 Münster, Germany; Cells in Motion Interfaculty Center, University of Münster, 48149 Münster, Germany. Electronic address: a.rentmeister@uni-muenster.de.

Funding

European Research Council 772280
6 · The paper itself

Abstract

Enzymatic modification of the 5'-cap is a versatile approach to modulate the properties of mRNAs. Transfer of methyl groups from S-adenosyl-l-methionine (AdoMet) or functional moieties from non-natural analogs by methyltransferases (MTases) allows for site-specific modifications at the cap. These modifications have been used to tune translation or control it in a temporal manner and even influence immunogenicity of mRNA. For quantification of the MTase-mediated cap modification, liquid chromatography coupled to tandem mass spectrometry (LC-MS/MS) provides the required sensitivity and accuracy. Here, we describe the complete workflow starting from in vitro transcription to produce mRNAs, via their enzymatic modification at the cap with natural or non-natural moieties to the quantification of these cap-modifications by LC-QqQ-MS.

Indexed as

MethyltransferasesTandem Mass SpectrometryChromatography, LiquidMethionineRNA, MessengerMethionineMethyltransferasesRNA, Messenger5′ capchemo-enzymaticLC-MSmethyltransferaseSAM

Identifiers

PMID34058305
PMCPMC7612805

What OpenQuestion holds

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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.