Evidence map›Paper›PMID 19635799›Full record

ArticleThe Journal of biological chemistry2009

OsTGAP1, a bZIP transcription factor, coordinately regulates the inductive production of diterpenoid phytoalexins in rice.

Atsushi Okada, Kazunori Okada, Koji Miyamoto, Jinichiro Koga, Naoto Shibuya, Hideaki Nojiri, Hisakazu Yamane

Open access · hybridAbstract read
In one paragraph

Article in The Journal of biological chemistry, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 66 papers.

0numbers the graph read from it
0cells of the map it votes in
66citing papers in PubMed
2.4field-weighted citation impact, top 11% 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

66 citing papers in PubMed, 158 citations in OpenAlex.

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  12. Genome-Wide Identification and Expression Analysis ofInternational journal of molecular sciences · 2024
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6 more citing papers are in PubMed but not listed here.

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

7 authors at 4 institutions in 3 countries.

Atsushi OkadaBiotechnology Research Center, The University of Tokyo, Tokyo 113-8657, Japan.
Kazunori Okada
Koji Miyamoto
Jinichiro Koga
Naoto Shibuya
Hideaki Nojiri
Hisakazu Yamane
The University of Tokyo · JPBioScience Laboratories (United States) · USBiotechnology Research Center · IRMeiji University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Production of major diterpenoid phytoalexins, momilactones and phytocassanes, is induced in rice upon recognition of pathogenic invasion as plant defense-related compounds. We recently showed that biosynthetic genes for momilactones are clustered on rice chromosome 4 and co-expressed after elicitation, mimicking pathogen attack. Because genes for most metabolic pathways in plants are not organized in gene clusters, examination of the mechanism(s) regulating the expression of such clustered genes is needed. Here, we report a chitin oligosaccharide elicitor-inducible basic leucine zipper transcription factor, OsTGAP1, which is essential for momilactone biosynthesis and regulates the expression of the five genes in the cluster. The knock-out mutant for OsTGAP1 had almost no expression of the five clustered genes (OsCPS4, OsKSL4, CYP99A2, CYP99A3, and OsMAS) or production of momilactones upon elicitor treatment. Inductive expression of OsKSL7 for phytocassane biosynthesis was also largely affected in the ostgap1 mutant, although phytocassane accumulation still occurred. Conversely, OsTGAP1-overexpressing lines exhibited enhanced expression of the clustered genes and hyperaccumulation of momilactones in response to the elicitor. Furthermore, enhanced expression of OsKSL7 and hyperaccumulation of phytocassanes was also observed. We also found that OsTGAP1 overexpression can influence transcriptional up-regulation of OsDXS3 in the methylerythritol phosphate pathway, eventually leading to inductive production of diterpenoid phytoalexins. These results indicate that OsTGAP1 functions as a key regulator of the coordinated transcription of genes involved in inductive diterpenoid phytoalexin production in rice and mainly exerts an essential role on expression of the clustered genes for momilactone biosynthesis.

Indexed as

Gene Expression Regulation, PlantBase SequenceBasic-Leucine Zipper Transcription FactorsElectrophoretic Mobility Shift AssayImmunoblottingLactonesMolecular Sequence DataMolecular StructureOligonucleotide Array Sequence AnalysisOligonucleotide ProbesOryzaPhytoalexinsPlant ProteinsPlants, Genetically ModifiedPromoter Regions, GeneticProtein BindingBasic-Leucine Zipper Transcription FactorsLactonesOligonucleotide ProbesPhytoalexinsPlant ProteinsSesquiterpenesTerpenes

Identifiers

PMID19635799
PMCPMC2785339
OpenAlexW2096349101

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.