Evidence map›Paper›PMID 28581484›Full record

ArticleNature chemical biology2017

Autocatalytic backbone N-methylation in a family of ribosomal peptide natural products.

Niels S van der Velden, Noemi Kälin, Maximilian J Helf, Jörn Piel, Michael F Freeman, Markus Künzler

Open access · greenAbstract read
PubMed Publisher
In one paragraph

Article in Nature chemical biology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 65 papers.

0numbers the graph read from it
0cells of the map it votes in
65citing papers in PubMed
5.6field-weighted citation impact, top 3% 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

65 citing papers in PubMed, 122 citations in OpenAlex.

  1. A ribosomally synthesized and posttranslationally modified peptide with ADP-ribosylation.Proceedings of the National Academy of Sciences of the United States of America · 2026
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  10. Genome Mining and Biological Engineering of Type III Borosins from Bacteria.International journal of molecular sciences · 2024
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5 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors at 2 institutions in 2 countries.

Niels S van der VeldenDepartment of Biology, Institute of Microbiology, Eidgenössische Technische Hochschule (ETH) Zürich, Zürich, Switzerland.
Noemi KälinDepartment of Biology, Institute of Microbiology, Eidgenössische Technische Hochschule (ETH) Zürich, Zürich, Switzerland.
Maximilian J HelfDepartment of Biology, Institute of Microbiology, Eidgenössische Technische Hochschule (ETH) Zürich, Zürich, Switzerland.
Jörn PielDepartment of Biology, Institute of Microbiology, Eidgenössische Technische Hochschule (ETH) Zürich, Zürich, Switzerland.
Michael F FreemanDepartment of Biochemistry, Molecular Biology, and Biophysics and BioTechnology Institute, University of Minnesota Twin Cities, St. Paul, Minnesota, USA.ORCID http://orcid.org/0000-0002-0491-9618
Markus KünzlerDepartment of Biology, Institute of Microbiology, Eidgenössische Technische Hochschule (ETH) Zürich, Zürich, Switzerland.ORCID http://orcid.org/0000-0003-1275-0629
Board of the Swiss Federal Institutes of Technology · CHUniversity of Minnesota · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Peptide backbone N-methylation, as seen in cyclosporin A, has been considered to be exclusive to nonribosomal peptides. We have identified the first post-translationally modified peptide or protein harboring internal α-N-methylations through discovery of the genetic locus for the omphalotins, cyclic N-methylated peptides produced by the fungus Omphalotus olearius. We show that iterative autocatalytic activity of an N-methyltransferase fused to its peptide substrate is the signature of a new family of ribosomally encoded metabolites.

Indexed as

BiocatalysisAgaricalesBiological ProductsMethylationMethyltransferasesMolecular ConformationPeptidesRibosomesBiological ProductsMethyltransferasesPeptides

Identifiers

PMID28581484
OpenAlexW2623294445

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.