Evidence map›Paper›PMID 26829752›Full record

ArticleNature genetics2016

A single three-dimensional chromatin compartment in amphioxus indicates a stepwise evolution of vertebrate Hox bimodal regulation.

Rafael D Acemel, Juan J Tena, Ibai Irastorza-Azcarate, Ferdinand Marlétaz, Carlos Gómez-Marín, Elisa de la Calle-Mustienes, Stéphanie Bertrand, Sergio G Diaz, Daniel Aldea, Jean-Marc Aury and 6 more

Abstract read
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In one paragraph

Article in Nature genetics, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 63 papers.

0numbers the graph read from it
0cells of the map it votes in
63citing papers in PubMed
–field-weighted citation impact
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

63 citing papers in PubMed.

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  17. Three amphioxus reference genomes reveal gene and chromosome evolution of chordates.Proceedings of the National Academy of Sciences of the United States of America · 2023
    Article
  18. Hox genes in development and beyond.Development (Cambridge, England) · 2023
    Article
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  20. Article

3 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

16 authors.

Rafael D AcemelCentro Andaluz de Biología del Desarrollo (CABD), Consejo Superior de Investigaciones Científicas/Universidad Pablo de Olavide, Seville, Spain.ORCID http://orcid.org/0000-0003-4120-0140
Juan J TenaCentro Andaluz de Biología del Desarrollo (CABD), Consejo Superior de Investigaciones Científicas/Universidad Pablo de Olavide, Seville, Spain.
Ibai Irastorza-AzcarateCentro Andaluz de Biología del Desarrollo (CABD), Consejo Superior de Investigaciones Científicas/Universidad Pablo de Olavide, Seville, Spain.
Ferdinand MarlétazDepartment of Zoology, University of Oxford, Oxford, UK.
Carlos Gómez-MarínCentro Andaluz de Biología del Desarrollo (CABD), Consejo Superior de Investigaciones Científicas/Universidad Pablo de Olavide, Seville, Spain.
Elisa de la Calle-MustienesCentro Andaluz de Biología del Desarrollo (CABD), Consejo Superior de Investigaciones Científicas/Universidad Pablo de Olavide, Seville, Spain.
Stéphanie BertrandUniversité Pierre et Marie Curie Université Paris 6, CNRS, UMR 7232, Biologie Integrative des Organismes Marins (BIOM), Observatoire Océanologique de Banyuls-sur-Mer, Banyuls-sur-Mer, France.
Sergio G DiazCentro Andaluz de Biología del Desarrollo (CABD), Consejo Superior de Investigaciones Científicas/Universidad Pablo de Olavide, Seville, Spain.
Daniel AldeaUniversité Pierre et Marie Curie Université Paris 6, CNRS, UMR 7232, Biologie Integrative des Organismes Marins (BIOM), Observatoire Océanologique de Banyuls-sur-Mer, Banyuls-sur-Mer, France.
Jean-Marc AuryCommissariat à l'Energie Atomique (CEA), Institut de Génomique (IG), Genoscope, Evry, France.
Sophie MangenotCommissariat à l'Energie Atomique (CEA), Institut de Génomique (IG), Genoscope, Evry, France.
Peter W H HollandDepartment of Zoology, University of Oxford, Oxford, UK.
Damien P DevosCentro Andaluz de Biología del Desarrollo (CABD), Consejo Superior de Investigaciones Científicas/Universidad Pablo de Olavide, Seville, Spain.
Ignacio MaesoCentro Andaluz de Biología del Desarrollo (CABD), Consejo Superior de Investigaciones Científicas/Universidad Pablo de Olavide, Seville, Spain.
Hector EscriváUniversité Pierre et Marie Curie Université Paris 6, CNRS, UMR 7232, Biologie Integrative des Organismes Marins (BIOM), Observatoire Océanologique de Banyuls-sur-Mer, Banyuls-sur-Mer, France.
José Luis Gómez-SkarmetaCentro Andaluz de Biología del Desarrollo (CABD), Consejo Superior de Investigaciones Científicas/Universidad Pablo de Olavide, Seville, Spain.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The HoxA and HoxD gene clusters of jawed vertebrates are organized into bipartite three-dimensional chromatin structures that separate long-range regulatory inputs coming from the anterior and posterior Hox-neighboring regions. This architecture is instrumental in allowing vertebrate Hox genes to pattern disparate parts of the body, including limbs. Almost nothing is known about how these three-dimensional topologies originated. Here we perform extensive 4C-seq profiling of the Hox cluster in embryos of amphioxus, an invertebrate chordate. We find that, in contrast to the architecture in vertebrates, the amphioxus Hox cluster is organized into a single chromatin interaction domain that includes long-range contacts mostly from the anterior side, bringing distant cis-regulatory elements into contact with Hox genes. We infer that the vertebrate Hox bipartite regulatory system is an evolutionary novelty generated by combining ancient long-range regulatory contacts from DNA in the anterior Hox neighborhood with new regulatory inputs from the posterior side.

Indexed as

Evolution, MolecularAnimalsBody PatterningChromatinConserved SequenceExtremitiesGene Expression Regulation, DevelopmentalHomeodomain ProteinsLanceletsMultigene FamilyPhylogenyVertebratesChromatinHomeodomain ProteinsHoxA protein

Identifiers

PMID26829752

What OpenQuestion holds

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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.