Evidence map›Paper›PMID 28636938›Full record

ArticleCell reports2017

The LDB1 Complex Co-opts CTCF for Erythroid Lineage-Specific Long-Range Enhancer Interactions.

Jongjoo Lee, Ivan Krivega, Ryan K Dale, Ann Dean

Open access · goldAbstract read
In one paragraph

Article in Cell reports, 2017. 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
3.7field-weighted citation impact, top 6% 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, 92 citations in OpenAlex.

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  15. LDB1 establishes multi-enhancer networks to regulate gene expression.bioRxiv : the preprint server for biology · 2024
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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

4 authors at 2 institutions in 1 country.

Jongjoo LeeLaboratory of Cellular and Developmental Biology, National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Bethesda, MD 20892, USA.
Ivan KrivegaLaboratory of Cellular and Developmental Biology, National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Bethesda, MD 20892, USA.
Ryan K DaleLaboratory of Cellular and Developmental Biology, National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Bethesda, MD 20892, USA.
Ann DeanLaboratory of Cellular and Developmental Biology, National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Bethesda, MD 20892, USA. Electronic address: anndean@helix.nih.gov.
National Institute of Diabetes and Digestive and Kidney Diseases · USNational Institutes of Health · US

Funding

Epigenetic and Developmental Regulation of Mammalian GenesZIADK075033 · NIDDK · NATIONAL INSTITUTE OF DIABETES AND DIGESTIVE AND KIDNEY DISEASES · PI DEAN, ANN · 2009 to 2025
$24.2M
Genomics Core FacilityZICDK071001 · NIDDK · NATIONAL INSTITUTE OF DIABETES AND DIGESTIVE AND KIDNEY DISEASES · PI HANOVER, JOHN A. · 2009 to 2023
$16.6M
Chromatin Structure In Regulation Of Mammalian Gene ExpressionZIADK015508 · NIDDK · NATIONAL INSTITUTE OF DIABETES AND DIGESTIVE AND KIDNEY DISEASES · PI DEAN, ANN · 2009 to 2017
$7.3M
CHROMATIN STRUCTURE IN REGULATION OF MAMMALIAN GENE EXPRESSIONZ01DK015508 · NIDDK · NATIONAL INSTITUTE OF DIABETES AND DIGESTIVE AND KIDNEY DISEASES · PI DEAN, ANN · 1988 to 2008
$1000k
Intramural NIH HHS Z01 DK015508Intramural NIH HHS ZIA DK015508
6 · The paper itself

Abstract

Lineage-specific transcription factors are critical for long-range enhancer interactions, but direct or indirect contributions of architectural proteins such as CCCTC-binding factor (CTCF) to enhancer function remain less clear. The LDB1 complex mediates enhancer-gene interactions at the β-globin locus through LDB1 self-interaction. We find that an LDB1-bound enhancer upstream of carbonic anhydrase 2 (Car2) activates its expression by interacting directly with CTCF at the gene promoter. Both LDB1 and CTCF are required for enhancer-Car2 looping, and the domain of LDB1 contacted by CTCF is necessary to rescue Car2 transcription in LDB1-deficient cells. Genome-wide studies and CRISPR/Cas9 genome editing indicate that LDB1-CTCF enhancer looping underlies activation of a substantial fraction of erythroid genes. Our results provide a mechanism by which long-range interactions of architectural protein CTCF can be tailored to achieve a tissue-restricted pattern of chromatin loops and gene expression.

Indexed as

Enhancer Elements, GeneticAnimalsCCCTC-Binding FactorCell LineageDNA-Binding ProteinsErythroid CellsGene ExpressionGene Expression RegulationHEK293 CellsHumansLIM Domain ProteinsMiceProtein BindingProtein Interaction Domains and MotifsCCCTC-Binding FactorCtcf protein, mouseDNA-Binding ProteinsLdb1 protein, mouseLIM Domain ProteinsCTCFenhancererythroid cellsLDB1looping

Identifiers

PMID28636938
PMCPMC5564295
OpenAlexW2641418970

What OpenQuestion holds

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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.