Evidence map›Paper›PMID 25719542›Full record

ArticlePLoS pathogens2015

Molecular and functional analyses of a maize autoactive NB-LRR protein identify precise structural requirements for activity.

Guan-Feng Wang, Jiabing Ji, Farid El-Kasmi, Jeffery L Dangl, Guri Johal, Peter J Balint-Kurti

Erratum issuedOpen access · goldAbstract read
In one paragraph

Article in PLoS pathogens, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 81 papers.

0numbers the graph read from it
0cells of the map it votes in
81citing papers in PubMed
24.3field-weighted citation impact, top 1% 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

81 citing papers in PubMed, 145 citations in OpenAlex.

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  11. Identification and Functional Analysis of thePlants (Basel, Switzerland) · 2024
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  13. Proteolysis in plant immunity.The Plant cell · 2024
    Review
  14. Review
  15. Article
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  20. Article

21 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 4 institutions in 1 country.

Guan-Feng WangDepartment of Plant Pathology, North Carolina State University, Raleigh, North Carolina, United States of America.
Jiabing JiBotany and Plant Pathology, Purdue University, West Lafayette, Indiana, United States of America.
Farid El-KasmiDepartment of Biology, University of North Carolina, Chapel Hill, Chapel Hill, North Carolina, United States of America.
Jeffery L DanglDepartment of Biology and Howard Hughes Medical Institute, Curriculum in Genetics and Molecular Biology, Department of Microbiology and Immunology, University of North Carolina, Chapel Hill, Chapel Hill, North Carolina, United States of America.
Guri JohalBotany and Plant Pathology, Purdue University, West Lafayette, Indiana, United States of America.
Peter J Balint-KurtiDepartment of Plant Pathology, North Carolina State University, Raleigh, North Carolina, United States of America; USDA-ARS Plant Science Research Unit, Raleigh, North Carolina, United States of America.
North Carolina State University · USPurdue University West Lafayette · USHoward Hughes Medical Institute · USUniversity of North Carolina at Chapel Hill · US

Funding

Howard Hughes Medical Institute
6 · The paper itself

Abstract

Plant disease resistance is often mediated by nucleotide binding-leucine rich repeat (NLR) proteins which remain auto-inhibited until recognition of specific pathogen-derived molecules causes their activation, triggering a rapid, localized cell death called a hypersensitive response (HR). Three domains are recognized in one of the major classes of NLR proteins: a coiled-coil (CC), a nucleotide binding (NB-ARC) and a leucine rich repeat (LRR) domains. The maize NLR gene Rp1-D21 derives from an intergenic recombination event between two NLR genes, Rp1-D and Rp1-dp2 and confers an autoactive HR. We report systematic structural and functional analyses of Rp1 proteins in maize and N. benthamiana to characterize the molecular mechanism of NLR activation/auto-inhibition. We derive a model comprising the following three main features: Rp1 proteins appear to self-associate to become competent for activity. The CC domain is signaling-competent and is sufficient to induce HR. This can be suppressed by the NB-ARC domain through direct interaction. In autoactive proteins, the interaction of the LRR domain with the NB-ARC domain causes de-repression and thus disrupts the inhibition of HR. Further, we identify specific amino acids and combinations thereof that are important for the auto-inhibition/activity of Rp1 proteins. We also provide evidence for the function of MHD2, a previously uncharacterized, though widely conserved NLR motif. This work reports several novel insights into the precise structural requirement for NLR function and informs efforts towards utilizing these proteins for engineering disease resistance.

Indexed as

Plant ProteinsProteinsAmino Acid SequenceCloning, MolecularDisease ResistanceGenetic LociLeucine-Rich Repeat ProteinsMutagenesis, Site-DirectedPlant DiseasesPlants, Genetically ModifiedProtein Structure, TertiarySignal TransductionStructure-Activity RelationshipZea maysLeucine-Rich Repeat ProteinsPlant ProteinsProteinsZmCip1 protein, Zea mays

Identifiers

PMID25719542
PMCPMC4342346
OpenAlexW2005180190

What OpenQuestion holds

Textmetadata
LicenceCC0
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.