Evidence map›Paper›PMID 19671527›Full record

ArticleNucleic acids research2009

Open chromatin encoded in DNA sequence is the signature of 'master' replication origins in human cells.

Benjamin Audit, Lamia Zaghloul, Cédric Vaillant, Guillaume Chevereau, Yves d'Aubenton-Carafa, Claude Thermes, Alain Arneodo

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
2.8field-weighted citation impact, top 9% 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

33 citing papers in PubMed, 58 citations in OpenAlex.

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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

7 authors at 4 institutions in 2 countries.

Benjamin AuditUniversité de Lyon, F-69000 Lyon, France.
Lamia Zaghloul
Cédric Vaillant
Guillaume Chevereau
Yves d'Aubenton-Carafa
Claude Thermes
Alain Arneodo
Centre National de la Recherche Scientifique · FRÉcole Normale Supérieure de Lyon · FRCentre de Génétique Moléculaire · FRUniversité Claude Bernard Lyon 1 · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

For years, progress in elucidating the mechanisms underlying replication initiation and its coupling to transcriptional activities and to local chromatin structure has been hampered by the small number (approximately 30) of well-established origins in the human genome and more generally in mammalian genomes. Recent in silico studies of compositional strand asymmetries revealed a high level of organization of human genes around 1000 putative replication origins. Here, by comparing with recently experimentally identified replication origins, we provide further support that these putative origins are active in vivo. We show that regions approximately 300-kb wide surrounding most of these putative replication origins that replicate early in the S phase are hypersensitive to DNase I cleavage, hypomethylated and present a significant enrichment in genomic energy barriers that impair nucleosome formation (nucleosome-free regions). This suggests that these putative replication origins are specified by an open chromatin structure favored by the DNA sequence. We discuss how this distinctive attribute makes these origins, further qualified as 'master' replication origins, priviledged loci for future research to decipher the human spatio-temporal replication program. Finally, we argue that these 'master' origins are likely to play a key role in genome dynamics during evolution and in pathological situations.

Indexed as

Replication OriginBase SequenceChromatinChromosomal InstabilityChromosome MappingDeoxyribonuclease IDNADNA MethylationHumansTranscription Initiation SiteChromatinDeoxyribonuclease IDNA

Identifiers

PMID19671527
PMCPMC2764438
OpenAlexW2150437854

What OpenQuestion holds

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LicenceCC BY-NC
Read underepoch 390

Registered trials

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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.