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40S Ribosome Biogenesis Co-Factors Are Essential for Gametophyte and Embryo Development

Overview of attention for article published in PLOS ONE, January 2013
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Title
40S Ribosome Biogenesis Co-Factors Are Essential for Gametophyte and Embryo Development
Published in
PLOS ONE, January 2013
DOI 10.1371/journal.pone.0054084
Pubmed ID
Authors

Sandra Missbach, Benjamin L. Weis, Roman Martin, Stefan Simm, Markus T. Bohnsack, Enrico Schleiff

Abstract

Ribosome biogenesis is well described in Saccharomyces cerevisiae. In contrast only very little information is available on this pathway in plants. This study presents the characterization of five putative protein co-factors of ribosome biogenesis in Arabidopsis thaliana, namely Rrp5, Pwp2, Nob1, Enp1 and Noc4. The characterization of the proteins in respect to localization, enzymatic activity and association with pre-ribosomal complexes is shown. Additionally, analyses of T-DNA insertion mutants aimed to reveal an involvement of the plant co-factors in ribosome biogenesis. The investigated proteins localize mainly to the nucleolus or the nucleus, and atEnp1 and atNob1 co-migrate with 40S pre-ribosomal complexes. The analysis of T-DNA insertion lines revealed that all proteins are essential in Arabidopsis thaliana and mutant plants show alterations of rRNA intermediate abundance already in the heterozygous state. The most significant alteration was observed in the NOB1 T-DNA insertion line where the P-A3 fragment, a 23S-like rRNA precursor, accumulated. The transmission of the T-DNA through the male and female gametophyte was strongly inhibited indicating a high importance of ribosome co-factor genes in the haploid stages of plant development. Additionally impaired embryogenesis was observed in some mutant plant lines. All results support an involvement of the analyzed proteins in ribosome biogenesis but differences in rRNA processing, gametophyte and embryo development suggested an alternative regulation in plants.

Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 92 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Japan 1 1%
Germany 1 1%
Unknown 90 98%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 23 25%
Researcher 18 20%
Student > Master 10 11%
Student > Doctoral Student 8 9%
Student > Bachelor 7 8%
Other 10 11%
Unknown 16 17%
Readers by discipline Count As %
Agricultural and Biological Sciences 47 51%
Biochemistry, Genetics and Molecular Biology 25 27%
Immunology and Microbiology 2 2%
Computer Science 1 1%
Nursing and Health Professions 1 1%
Other 2 2%
Unknown 14 15%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 31 January 2013.
All research outputs
#20,180,477
of 22,694,633 outputs
Outputs from PLOS ONE
#172,890
of 193,729 outputs
Outputs of similar age
#249,226
of 282,145 outputs
Outputs of similar age from PLOS ONE
#4,170
of 5,012 outputs
Altmetric has tracked 22,694,633 research outputs across all sources so far. This one is in the 1st percentile – i.e., 1% of other outputs scored the same or lower than it.
So far Altmetric has tracked 193,729 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 15.0. This one is in the 1st percentile – i.e., 1% of its peers scored the same or lower than it.
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