Evidence map›Paper›PMID 21441434›Full record

ArticleThe Plant cell2011

The anaphase-promoting complex is a dual integrator that regulates both MicroRNA-mediated transcriptional regulation of cyclin B1 and degradation of Cyclin B1 during Arabidopsis male gametophyte development.

Binglian Zheng, Xuemei Chen, Sheila McCormick

Open access · bronzeAbstract read
In one paragraph

Article in The Plant cell, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 49 papers.

0numbers the graph read from it
0cells of the map it votes in
49citing papers in PubMed
11.1field-weighted citation impact, top 2% 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

49 citing papers in PubMed, 92 citations in OpenAlex.

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  19. Anaphase-promoting complex/cyclosome regulates RdDM activity by degrading DMS3 inProceedings of the National Academy of Sciences of the United States of America · 2019
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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

3 authors at 3 institutions in 1 country.

Binglian ZhengPlant Gene Expression Center, U.S. Department of Agriculture/Agricultural Research Service and Department of Plant and Microbial Biology, University of California-Berkeley, Albany, California 94710, USA.
Xuemei Chen
Sheila McCormick
Agricultural Research Service · USUniversity of California, Berkeley · USUniversity of California, Riverside · US

Funding

Regulation of APETALA2 in flower development in ArabidopsisR01GM061146 · NIGMS · UNIVERSITY OF CALIFORNIA RIVERSIDE · PI CHEN, MENG · 2000 to 2022
$6.5M
NIGMS NIH HHS GM61146NIGMS NIH HHS R01 GM061146
6 · The paper itself

Abstract

The anaphase-promoting complex/cyclosome (APC/C), an essential ubiquitin protein ligase, regulates mitotic progression and exit by enhancing degradation of cell cycle regulatory proteins, such as CYCB1;1, whose transcripts are upregulated by DUO POLLEN1 (DUO1). DUO1 is required for cell division in male gametophytes and is a target of microRNA 159 (miR159) in Arabidopsis thaliana. Whether APC/C is required for DUO1-dependent CYCB1;1 regulation is unknown. Mutants in both APC8 and APC13 had pleiotrophic phenotypes resembling those of mutants affecting microRNA biogenesis. We show that these apc/c mutants had reduced miR159 levels and increased DUO1 and CYCB1;1 transcript levels and that APC/C is required to recruit RNA polymerase II to MIR159 promoters. Thus, in addition to its role in degrading CYCB1;1, APC/C stimulates production of miR159, which downregulates DUO1 expression, leading to reduced CYCB1;1 transcription. Both MIR159 and APC8-yellow fluorescent protein accumulated in unicellular microspores and bicellular pollen but decreased in tricellular pollen, suggesting that spatial and temporal regulation of miR159 by APC/C ensures mitotic progression. Consistent with this, the percentage of mature pollen with no or single sperm-like cells increased in apc/c mutants and plants overexpressing APC8 partially mimicked the duo1 phenotype. Thus, APC/C is an integrator that regulates both microRNA-mediated transcriptional regulation of CYCB1;1 and degradation of CYCB1;1.

Indexed as

Amino Acid SequenceAnaphase-Promoting Complex-CyclosomeArabidopsisArabidopsis ProteinsCyclin BGene Expression Regulation, PlantGenetic PleiotropyMicroRNAsMitosisMolecular Sequence DataPhenotypePlant LeavesPlants, Genetically ModifiedPoint MutationPollenRegulatory Elements, TranscriptionalAnaphase-Promoting Complex-CyclosomeArabidopsis ProteinsCycB1 protein, ArabidopsisCyclin BDUO1 protein, ArabidopsisMicroRNAsRNA, PlantRNA Polymerase IITranscription FactorsUbiquitin-Protein Ligase Complexes

Identifiers

PMID21441434
PMCPMC3082252
OpenAlexW2152325672

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.