Evidence map›Paper›PMID 21365755›Full record

ArticleProteomics2011

Mining the soluble chloroplast proteome by affinity chromatography.

Roman G Bayer, Simon Stael, Edina Csaszar, Markus Teige

Abstract read
In one paragraph

Article in Proteomics, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing 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

22 citing papers in PubMed.

  1. Review
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  19. Article
  20. Plant organellar calcium signalling: an emerging field.Journal of experimental botany · 2012
    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

4 authors.

Roman G BayerDepartment of Biochemistry and Cell Biology, Max F. Perutz Laboratories, University of Vienna, Austria.
Simon Stael
Edina Csaszar
Markus Teige

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Chloroplasts are fundamental organelles enabling plant photoautotrophy. Besides their outstanding physiological role in fixation of atmospheric CO(2), they harbor many important metabolic processes such as biosynthesis of amino acids, vitamins or hormones. Technical advances in MS allowed the recent identification of most chloroplast proteins. However, for a deeper understanding of chloroplast function it is important to obtain a complete list of constituents, which is so far limited by the detection of low-abundant proteins. Therefore, we developed a two-step strategy for the enrichment of low-abundant soluble chloroplast proteins from Pisum sativum and their subsequent identification by MS. First, chloroplast protein extracts were depleted from the most abundant protein ribulose-1,5-bisphosphate carboxylase/oxygenase by SEC or heating. Further purification was carried out by affinity chromatography, using ligands specific for ATP- or metal-binding proteins. By these means, we were able to identify a total of 448 proteins including 43 putative novel chloroplast proteins. Additionally, the chloroplast localization of 13 selected proteins was confirmed using yellow fluorescent protein fusion analyses. The selected proteins included a phosphoglycerate mutase, a cysteine protease, a putative protein kinase and an EF-hand containing substrate carrier protein, which are expected to exhibit important metabolic or regulatory functions.

Indexed as

Adenosine TriphosphateArabidopsisChloroplastsChromatography, AffinityCysteine ProteasesDatabases, GeneticExpressed Sequence TagsGene ExpressionMicroscopy, ConfocalNicotianaPhosphoglycerate MutasePisum sativumPlant ProteinsProtein DenaturationProtein KinasesProteomeAdenosine TriphosphateCysteine ProteasesPhosphoglycerate MutasePlant ProteinsProtein KinasesProteomeRecombinant Fusion ProteinsRibulose-Bisphosphate Carboxylase

Identifiers

PMID21365755
PMCPMC3531887

What OpenQuestion holds

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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.