Evidence map›Paper›PMID 25944103›Full record

ArticleThe Plant cell2015

Indole Glucosinolate Biosynthesis Limits Phenylpropanoid Accumulation in Arabidopsis thaliana.

Jeong Im Kim, Whitney L Dolan, Nickolas A Anderson, Clint Chapple

Open access · greenAbstract read
In one paragraph

Article in The Plant cell, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 54 papers.

0numbers the graph read from it
0cells of the map it votes in
54citing papers in PubMed
4.5field-weighted citation impact, top 5% 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

54 citing papers in PubMed, 117 citations in OpenAlex.

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  17. Metabolite Profiling of Paraquat TolerantAntioxidants (Basel, Switzerland) · 2022
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors at 1 institution in 1 country.

Jeong Im KimDepartment of Biochemistry, Purdue University, West Lafayette, Indiana 47907.ORCID http://orcid.org/0000-0002-5618-3948
Whitney L DolanDepartment of Biochemistry, Purdue University, West Lafayette, Indiana 47907.ORCID http://orcid.org/0000-0001-9069-9764
Nickolas A AndersonDepartment of Biochemistry, Purdue University, West Lafayette, Indiana 47907.ORCID http://orcid.org/0000-0002-6572-8954
Clint ChappleDepartment of Biochemistry, Purdue University, West Lafayette, Indiana 47907 chapple@purdue.edu.ORCID http://orcid.org/0000-0002-5195-562X
Purdue University West Lafayette · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Plants produce an array of metabolites (including lignin monomers and soluble UV-protective metabolites) from phenylalanine through the phenylpropanoid biosynthetic pathway. A subset of plants, including many related to Arabidopsis thaliana, synthesizes glucosinolates, nitrogen- and sulfur-containing secondary metabolites that serve as components of a plant defense system that deters herbivores and pathogens. Here, we report that the Arabidopsis thaliana reduced epidermal fluorescence5 (ref5-1) mutant, identified in a screen for plants with defects in soluble phenylpropanoid accumulation, has a missense mutation in CYP83B1 and displays defects in glucosinolate biosynthesis and in phenylpropanoid accumulation. CYP79B2 and CYP79B3 are responsible for the production of the CYP83B1 substrate indole-3-acetaldoxime (IAOx), and we found that the phenylpropanoid content of cyp79b2 cyp79b3 and ref5-1 cyp79b2 cyp79b3 plants is increased compared with the wild type. These data suggest that levels of IAOx or a subsequent metabolite negatively influence phenylpropanoid accumulation in ref5 and more importantly that this crosstalk is relevant in the wild type. Additional biochemical and genetic evidence indicates that this inhibition impacts the early steps of the phenylpropanoid biosynthetic pathway and restoration of phenylpropanoid accumulation in a ref5-1 med5a/b triple mutant suggests that the function of the Mediator complex is required for the crosstalk.

Indexed as

Gene Expression Regulation, PlantAldehyde DehydrogenaseArabidopsisArabidopsis ProteinsBiosynthetic PathwaysCytochrome P-450 Enzyme SystemGlucosinolatesIndoleacetic AcidsIndolesLigninMembrane ProteinsMutation, MissenseOximesPlant Growth RegulatorsPlants, Genetically ModifiedPropanols1-phenylpropanolAldehyde DehydrogenaseArabidopsis ProteinsCYP83B1 protein, Arabidopsiscytochrome P-450 79B2 protein, Arabidopsiscytochrome P-450 79B3, ArabidopsisCytochrome P-450 Enzyme SystemGlucosinolatesindole-3-acetaldoximeIndoleacetic AcidsIndolesLigninMembrane ProteinsOximesPlant Growth RegulatorsPropanolsreduced epidermal fluorescence1 protein, ArabidopsisREF4 protein, Arabidopsis

Identifiers

PMID25944103
PMCPMC4456644
OpenAlexW2173743066

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.