Evidence map›Paper›PMID 11487700›Full record

ArticleThe Plant cell2001

G2/M-phase-specific transcription during the plant cell cycle is mediated by c-Myb-like transcription factors.

M Ito, S Araki, S Matsunaga, T Itoh, R Nishihama, Y Machida, J H Doonan, A Watanabe

Erratum issuedOpen access · bronzeAbstract read
In one paragraph

Article in The Plant cell, 2001. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 102 papers.

0numbers the graph read from it
0cells of the map it votes in
102citing papers in PubMed
16.3field-weighted citation impact, top 1% 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

102 citing papers in PubMed, 222 citations in OpenAlex.

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  11. Comparative analysis of theFrontiers in plant science · 2023
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42 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

  • Erratum issued
5 · Who and what money

Authors and funding

8 authors at 4 institutions in 2 countries.

M ItoDepartment of Biological Sciences, Graduate School of Science, University of Tokyo, Hongo, Tokyo 113-0033, Japan. masakito@biol.s.u-tokyo.ac.jp
S Araki
S Matsunaga
T Itoh
R Nishihama
Y Machida
J H Doonan
A Watanabe
Nagoya University · JPTokyo University of Science · JPJohn Innes Centre · GBThe University of Tokyo · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Plant B-type cyclin genes are expressed specifically in late G2- and M-phases during the cell cycle. Their promoters contain a common cis-acting element, called the MSA (M-specific activator) element, that is necessary and sufficient for periodic promoter activation. This motif also is present in the tobacco kinesin-like protein gene NACK1, which is expressed with timing similar to that of B-type cyclin genes. In this study, we show that G2/M-phase-specific activation of the NACK1 promoter also is regulated by the MSA element, suggesting that a defined set of G2/M-phase-specific genes are coregulated by an MSA-mediated mechanism. In a search for MSA binding factors by yeast one-hybrid screening, we identified three different Myb-like proteins that interact specifically with the MSA sequence. Unlike the majority of plant Myb-like proteins, these Myb proteins, NtmybA1, NtmybA2, and NtmybB, have three imperfect repeats in the DNA binding domain, as in animal c-Myb proteins. During the cell cycle, the level of NtmybB mRNA did not change significantly, whereas the levels of NtmybA1 and A2 mRNAs fluctuated and peaked at M-phase, when B-type cyclin genes were maximally induced. In transient expression assays, NtmybA1 and A2 activated the MSA-containing promoters, whereas NtmybB repressed them. Furthermore, expression of NtmybB repressed the transcriptional activation mediated by NtmybA2. Our data show that a group of plant Myb proteins that are structurally similar to animal c-Myb proteins have unexpected roles in G2/M-phase by modulating the expression of B-type cyclin genes and may regulate a suite of coexpressed genes.

Indexed as

G2 PhaseMitosisPlants, ToxicBase SequenceDNA, ComplementaryIn Situ HybridizationMolecular Sequence DataNicotianaPromoter Regions, GeneticProto-Oncogene Proteins c-mybTranscription FactorsTranscription, GeneticDNA, ComplementaryProto-Oncogene Proteins c-mybTranscription Factors

Identifiers

PMID11487700
PMCPMC139135
OpenAlexW2107573179

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.