Evidence map›Paper›PMID 21750740›Full record

ArticlePloS one2011

Bacterial RuBisCO is required for efficient Bradyrhizobium/Aeschynomene symbiosis.

Benjamin Gourion, Nathanaël Delmotte, Katia Bonaldi, Nico Nouwen, Julia A Vorholt, Eric Giraud

Abstract read
In one paragraph

Article in PloS one, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing 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

20 citing papers in PubMed.

  1. Article
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  4. Pleiotropic Effects of PhaR Regulator inInternational journal of molecular sciences · 2024
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  6. Review
  7. Article
  8. Proteomic Characterization ofInternational journal of molecular sciences · 2018
    Article
  9. Review
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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

6 authors.

Benjamin GourionLaboratoire des Symbioses Tropicales et Méditerranéennes, SupAgro/Institut National de la Recherche Agronomique/Université Montpellier 2/Centre de Coopération Internationale en Recherche Agronomique pour le Développement, Montpellier, France. benjamin.gourion@isv.cnrs-gif.fr
Nathanaël Delmotte
Katia Bonaldi
Nico Nouwen
Julia A Vorholt
Eric Giraud

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Rhizobia and legume plants establish symbiotic associations resulting in the formation of organs specialized in nitrogen fixation. In such organs, termed nodules, bacteria differentiate into bacteroids which convert atmospheric nitrogen and supply the plant with organic nitrogen. As a counterpart, bacteroids receive carbon substrates from the plant. This rather simple model of metabolite exchange underlies symbiosis but does not describe the complexity of bacteroids' central metabolism. A previous study using the tropical symbiotic model Aeschynomene indica/photosynthetic Bradyrhizobium sp. ORS278 suggested a role of the bacterial Calvin cycle during the symbiotic process. Herein we investigated the role of two RuBisCO gene clusters of Bradyrhizobium sp. ORS278 during symbiosis. Using gene reporter fusion strains, we showed that cbbL1 but not the paralogous cbbL2 is expressed during symbiosis. Congruently, CbbL1 was detected in bacteroids by proteome analysis. The importance of CbbL1 for symbiotic nitrogen fixation was proven by a reverse genetic approach. Interestingly, despite its symbiotic nitrogen fixation defect, the cbbL1 mutant was not affected in nitrogen fixation activity under free living state. This study demonstrates a critical role for bacterial RuBisCO during a rhizobia/legume symbiotic interaction.

Indexed as

SymbiosisAmino Acid SequenceBacterial ProteinsBradyrhizobiumElectrophoresis, Polyacrylamide GelFabaceaeGene Expression Regulation, EnzymologicHost-Pathogen InteractionsIsoenzymesMolecular Sequence DataMutationNitrogen FixationProtein SubunitsProteomicsRibulose-Bisphosphate CarboxylaseRoot Nodules, PlantBacterial ProteinsIsoenzymesProtein SubunitsRibulose-Bisphosphate Carboxylase

Identifiers

PMID21750740
PMCPMC3130060

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Registered trials

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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.