Evidence map›Paper›PMID 22722344›Full record

ArticleGenome research2012

Extensive conservation of ancient microsynteny across metazoans due to cis-regulatory constraints.

Manuel Irimia, Juan J Tena, Maria S Alexis, Ana Fernandez-Miñan, Ignacio Maeso, Ozren Bogdanovic, Elisa de la Calle-Mustienes, Scott W Roy, José L Gómez-Skarmeta, Hunter B Fraser

Open access · bronzeAbstract read
In one paragraph

Article in Genome research, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 94 papers.

0numbers the graph read from it
0cells of the map it votes in
94citing 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

94 citing papers in PubMed, 158 citations in OpenAlex.

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  7. Insights into cephalochordate genome and gene evolution from the early-diverging amphioxusProceedings of the National Academy of Sciences of the United States of America · 2026
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  20. Phylogenomic and synteny analysis of BAHD and SCP/SCPL gene families reveal their evolutionary histories in plant specialized metabolism.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2024
    Article

34 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

10 authors at 3 institutions in 3 countries.

Manuel IrimiaDepartment of Biology, Stanford University, Stanford, California 94305, USA.
Juan J Tena
Maria S Alexis
Ana Fernandez-Miñan
Ignacio Maeso
Ozren Bogdanovic
Elisa de la Calle-Mustienes
Scott W Roy
José L Gómez-Skarmeta
Hunter B Fraser
Consejo Superior de Investigaciones Científicas · ESStanford University · USUniversity of Oxford · GB

Funding

Genome-wide discovery of allele-specific gene expression and chromatin statesR21HG005240 · NHGRI · STANFORD UNIVERSITY · PI FRASER, HUNTER B · 2010 to 2011
$435k
NHGRI NIH HHS 1R21HG005240-01A1NHGRI NIH HHS R21 HG005240
6 · The paper itself

Abstract

The order of genes in eukaryotic genomes has generally been assumed to be neutral, since gene order is largely scrambled over evolutionary time. Only a handful of exceptional examples are known, typically involving deeply conserved clusters of tandemly duplicated genes (e.g., Hox genes and histones). Here we report the first systematic survey of microsynteny conservation across metazoans, utilizing 17 genome sequences. We identified nearly 600 pairs of unrelated genes that have remained tightly physically linked in diverse lineages across over 600 million years of evolution. Integrating sequence conservation, gene expression data, gene function, epigenetic marks, and other genomic features, we provide extensive evidence that many conserved ancient linkages involve (1) the coordinated transcription of neighboring genes, or (2) genomic regulatory blocks (GRBs) in which transcriptional enhancers controlling developmental genes are contained within nearby bystander genes. In addition, we generated ChIP-seq data for key histone modifications in zebrafish embryos, which provided further evidence of putative GRBs in embryonic development. Finally, using chromosome conformation capture (3C) assays and stable transgenic experiments, we demonstrate that enhancers within bystander genes drive the expression of genes such as Otx and Islet, critical regulators of central nervous system development across bilaterians. These results suggest that ancient genomic functional associations are far more common than previously thought-involving ∼12% of the ancestral bilaterian genome-and that cis-regulatory constraints are crucial in determining metazoan genome architecture.

Indexed as

SyntenyAnimalsCaenorhabditis elegansCell LineChromatin ImmunoprecipitationConserved SequenceDrosophila melanogasterEnhancer Elements, GeneticEvolution, MolecularGene DuplicationGene Expression Regulation, DevelopmentalGene OrderGenes, HomeoboxGenetic Association StudiesGenomicsHumans

Identifiers

PMID22722344
PMCPMC3514665
OpenAlexW2113102609

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.