Evidence map›Paper›PMID 15192706›Full record

ArticleThe EMBO journal2004

Biogenesis of PSI involves a cascade of translational autoregulation in the chloroplast of Chlamydomonas.

Katia Wostrikoff, Jacqueline Girard-Bascou, Francis-André Wollman, Yves Choquet

Open access · greenAbstract read
In one paragraph

Article in The EMBO journal, 2004. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 57 papers.

0numbers the graph read from it
0cells of the map it votes in
57citing papers in PubMed
3.4field-weighted citation impact, top 7% 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

57 citing papers in PubMed, 112 citations in OpenAlex.

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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

4 authors at 1 institution in 1 country.

Katia WostrikoffCNRS/UPR 1261, ass. Univ. Paris VI, Institut de Biologie Physico-Chimique, Paris, France.
Jacqueline Girard-Bascou
Francis-André Wollman
Yves Choquet
Biologie du chloroplaste et perception de la lumière chez les micro-algues · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Photosystem I comprises 13 subunits in Chlamydomonas reinhardtii, four of which-the major reaction center I subunits PsaA and PsaB, PsaC and PsaJ-are chloroplast genome-encoded. We demonstrate that PSI biogenesis involves an assembly-governed regulation of synthesis of the major chloroplast-encoded subunits where the presence of PsaB is required to observe significant rates of PsaA synthesis and the presence of PsaA is required to observe significant rates of PsaC synthesis. Using chimeric genes expressed in the chloroplast, we show that these regulatory processes correspond to autoregulation of translation for PsaA and PsaC. The downregulation of translation occurs at some early stage since it arises from the interaction between unassembled PsaA and PsaC polypeptides and 5' untranslated regions of psaA and psaC mRNAs, respectively. These assembly-dependent autoregulations of translation represent two new instances of a control by epistasy of synthesis process that turns out to be a general feature of protein expression in the chloroplast of C. reinhardtii.

Indexed as

Organelle BiogenesisProtein BiosynthesisRNA Processing, Post-Transcriptional5' Untranslated RegionsAnimalsChlamydomonas reinhardtiiChloroplastsDown-RegulationGene Expression Regulation, PlantGenes, PlantGenes, ReporterModels, BiologicalPhotosystem I Protein ComplexPlant ProteinsTransformation, Genetic5' Untranslated RegionsPhotosystem I Protein ComplexPlant Proteins

Identifiers

PMID15192706
PMCPMC449776
OpenAlexW2166491922

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.