Evidence map›Paper›PMID 33504790›Full record

ArticleNature communications2021

LEAFY is a pioneer transcription factor and licenses cell reprogramming to floral fate.

Run Jin, Samantha Klasfeld, Yang Zhu, Meilin Fernandez Garcia, Jun Xiao, Soon-Ki Han, Adam Konkol, Doris Wagner

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 68 papers.

0numbers the graph read from it
0cells of the map it votes in
68citing papers in PubMed
19.9field-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

68 citing papers in PubMed, 128 citations in OpenAlex.

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8 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

8 authors at 4 institutions in 4 countries.

Run JinBiology Department, University of Pennsylvania, Philadelphia, PA, 19104-5157, USA.ORCID 0000-0002-8958-9266
Samantha KlasfeldBiology Department, University of Pennsylvania, Philadelphia, PA, 19104-5157, USA.
Yang ZhuBiology Department, University of Pennsylvania, Philadelphia, PA, 19104-5157, USA.ORCID 0000-0002-0823-6929
Meilin Fernandez GarciaSchool of Medicine, Philadelphia, PA, 19104-5157, USA.ORCID 0000-0002-8745-9775
Jun XiaoBiology Department, University of Pennsylvania, Philadelphia, PA, 19104-5157, USA.
Soon-Ki HanBiology Department, University of Pennsylvania, Philadelphia, PA, 19104-5157, USA.ORCID 0000-0003-0890-4680
Adam KonkolBiology Department, University of Pennsylvania, Philadelphia, PA, 19104-5157, USA.ORCID 0000-0002-9589-1867
Doris WagnerBiology Department, University of Pennsylvania, Philadelphia, PA, 19104-5157, USA. wagnerdo@sas.upenn.edu.ORCID 0000-0003-4656-2490
University of Pennsylvania · USJohn Innes Centre · GBNagoya University · JPPhiladelphia University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Master transcription factors reprogram cell fate in multicellular eukaryotes. Pioneer transcription factors have prominent roles in this process because of their ability to contact their cognate binding motifs in closed chromatin. Reprogramming is pervasive in plants, whose development is plastic and tuned by the environment, yet little is known about pioneer transcription factors in this kingdom. Here, we show that the master transcription factor LEAFY (LFY), which promotes floral fate through upregulation of the floral commitment factor APETALA1 (AP1), is a pioneer transcription factor. In vitro, LFY binds to the endogenous AP1 target locus DNA assembled into a nucleosome. In vivo, LFY associates with nucleosome occupied binding sites at the majority of its target loci, including AP1. Upon binding, LFY 'unlocks' chromatin locally by displacing the H1 linker histone and by recruiting SWI/SNF chromatin remodelers, but broad changes in chromatin accessibility occur later. Our study provides a mechanistic framework for patterning of inflorescence architecture and uncovers striking similarities between LFY and animal pioneer transcription factor.

Indexed as

Cellular ReprogrammingArabidopsisArabidopsis ProteinsBase SequenceBinding SitesChromatinDNA, PlantFlowersGene Expression Regulation, PlantHistonesModels, BiologicalNucleosomesPlant RootsProtein BindingTranscription FactorsArabidopsis ProteinsChromatinDNA, PlantHistonesLFY protein, ArabidopsisNucleosomesTranscription Factors

Identifiers

PMID33504790
PMCPMC7840934
OpenAlexW3125569914

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.