Evidence map›Paper›PMID 17041158›Full record

ArticleApplied and environmental microbiology2006

Sec-mediated transport of posttranslationally dehydrated peptides in Lactococcus lactis.

Anneke Kuipers, Jenny Wierenga, Rick Rink, Leon D Kluskens, Arnold J M Driessen, Oscar P Kuipers, Gert N Moll

Open access · greenAbstract read
In one paragraph

Article in Applied and environmental microbiology, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed, 1 pooled it
6.2field-weighted citation impact, top 4% 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

24 citing papers in PubMed, 1 synthesis or guideline pooled it, 51 citations in OpenAlex.

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  14. In vitro activity of the nisin dehydratase NisB.Proceedings of the National Academy of Sciences of the United States of America · 2013
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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

7 authors at 1 institution in 1 country.

Anneke KuipersBiOMaDe Technology Foundation, Nijenborgh 4, 9747 AG Groningen, The Netherlands.
Jenny Wierenga
Rick Rink
Leon D Kluskens
Arnold J M Driessen
Oscar P Kuipers
Gert N Moll
University of Groningen · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Nisin is a lanthionine-containing antimicrobial peptide produced by Lactococcus lactis. Its (methyl)lanthionines are introduced by two posttranslational enzymatic steps involving the dehydratase NisB, which dehydrates serine and threonine residues, and the cyclase NisC, which couples these dehydrated residues to cysteines, yielding thioether-bridged amino acids called lanthionines. The prenisin is subsequently exported by the ABC transporter NisT and extracellularly processed by the peptidase NisP. L. lactis expressing the nisBTC genes can modify and secrete a wide range of nonlantibiotic peptides. Here we demonstrate that in the absence of NisT and NisC, the Sec pathway of L. lactis can be exploited for the secretion of dehydrated variants of therapeutic peptides. Furthermore, posttranslational modifications by NisB and NisC still occur even when the nisin leader is preceded by a Sec signal peptide or a Tat signal peptide 27 or 44 amino acids long, respectively. However, transport of fully modified prenisin via the Sec pathway is impaired. The extent of NisB-mediated dehydration could be improved by raising the intracellular concentration NisB or by modulating the export efficiency through altering the signal sequence. These data demonstrate that besides the traditional lantibiotic transporter NisT, the Sec pathway with an established broad substrate range can be utilized for the improved export of lantibiotic enzyme-modified (poly)peptides.

Indexed as

Protein Processing, Post-TranslationalProtein Sorting SignalsAdenosine TriphosphatasesAnti-Bacterial AgentsBacterial ProteinsBiotechnologyLactococcus lactisMembrane ProteinsMembrane Transport ProteinsNisinPeptidesSecA ProteinsSEC Translocation ChannelsAdenosine TriphosphatasesAnti-Bacterial AgentsBacterial ProteinsMembrane ProteinsMembrane Transport ProteinsNisB protein, Lactococcus lactisNisinPeptidesProtein Sorting SignalsSecA ProteinsSEC Translocation Channels

Identifiers

PMID17041158
PMCPMC1694219
OpenAlexW2138639112

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.