Evidence map›Paper›PMID 28212747›Full record

ArticleMolecular cell2017

Catalytic-Independent Functions of PARP-1 Determine Sox2 Pioneer Activity at Intractable Genomic Loci.

Ziying Liu, W Lee Kraus

Open access · bronzeAbstract read
In one paragraph

Article in Molecular cell, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 76 papers.

0numbers the graph read from it
0cells of the map it votes in
76citing papers in PubMed
5.9field-weighted citation impact, top 3% 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

76 citing papers in PubMed, 125 citations in OpenAlex.

  1. Cells · 2026
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  19. PGEProceedings of the National Academy of Sciences of the United States of America · 2023
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16 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

2 authors at 1 institution in 1 country.

Ziying LiuThe Laboratory of Signaling and Gene Expression, Cecil H. and Ida Green Center for Reproductive Biology Sciences and The Division of Basic Research, Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, TX 75390-8511, USA; Program in Genetics, Development, and Disease, Graduate School of Biomedical Sciences, University of Texas Southwestern Medical Center, Dallas, TX 75390, USA.
W Lee KrausThe Laboratory of Signaling and Gene Expression, Cecil H. and Ida Green Center for Reproductive Biology Sciences and The Division of Basic Research, Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, TX 75390-8511, USA; Program in Genetics, Development, and Disease, Graduate School of Biomedical Sciences, University of Texas Southwestern Medical Center, Dallas, TX 75390, USA. Electronic address: lee.kraus@utsouthwestern.edu.
The University of Texas Southwestern Medical Center · US

Funding

The Role of PARP-1 in Hormone-Regulated TranscriptionR01DK069710 · NIDDK · UT SOUTHWESTERN MEDICAL CENTER · PI KRAUS, WILLIAM LEE · 2004 to 2025
$7.9M
The Role of PARP-1 in Hormone-Regulated TranscriptionR56DK069710 · NIDDK · CORNELL UNIVERSITY · PI KRAUS, WILLIAM L · 2007 to 2007
$365k
NIDDK NIH HHS R01 DK069710NIDDK NIH HHS R56 DK069710
6 · The paper itself

Abstract

Pioneer transcription factors (TFs) function as genomic first responders, binding to inaccessible regions of chromatin to promote enhancer formation. The mechanism by which pioneer TFs gain access to chromatin remains an important unanswered question. Here we show that PARP-1, a nucleosome-binding protein, cooperates with intrinsic properties of the pioneer TF Sox2 to facilitate its binding to intractable genomic loci in embryonic stem cells. These actions of PARP-1 occur independently of its poly(ADP-ribosyl) transferase activity. PARP-1-dependent Sox2-binding sites reside in euchromatic regions of the genome with relatively high nucleosome occupancy and low co-occupancy by other transcription factors. PARP-1 stabilizes Sox2 binding to nucleosomes at suboptimal sites through cooperative interactions on DNA. Our results define intrinsic and extrinsic features that determine Sox2 pioneer activity. The conditional pioneer activity observed with Sox2 at a subset of binding sites may be a key feature of other pioneer TFs operating at intractable genomic loci.

Indexed as

Gene Expression Regulation, DevelopmentalGenetic LociAnimalsBinding SitesCell LineDNAEmbryonic Stem CellsEuchromatinHumansMiceNucleosomesPluripotent Stem CellsPoly (ADP-Ribose) Polymerase-1Protein BindingSignal TransductionSOXB1 Transcription FactorsDNAEuchromatinNucleosomesPARP1 protein, humanParp1 protein, mousePoly (ADP-Ribose) Polymerase-1SOX2 protein, humanSox2 protein, mouseSOXB1 Transcription Factorschromatinembryonic stem cellsnucleosomenucleosome rotational positioningPARP-1pioneer transcription factorSox2transcription

Identifiers

PMID28212747
PMCPMC5319724
OpenAlexW2588030177

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.