Evidence map›Paper›PMID 12975345›Full record

ArticleThe Journal of cell biology2003

Clustering of multiple specific genes and gene-rich R-bands around SC-35 domains: evidence for local euchromatic neighborhoods.

Lindsay S Shopland, Carol V Johnson, Meg Byron, John McNeil, Jeanne B Lawrence

Abstract read
In one paragraph

Article in The Journal of cell biology, 2003. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 116 papers.

0numbers the graph read from it
0cells of the map it votes in
116citing 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

116 citing papers in PubMed.

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  15. Long-distance association of topological boundaries through nuclear condensates.Proceedings of the National Academy of Sciences of the United States of America · 2022
    Article
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56 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

5 authors.

Lindsay S ShoplandDepartment of Cell Biology, University of Massachusetts Medical Center, Worcester, MA 01655, USA.
Carol V Johnson
Meg Byron
John McNeil
Jeanne B Lawrence

Funding

XIST RNA: A Key to Understand Epigenome Regulation and Chromosome StructureR01GM053234 · NIGMS · UNIV OF MASSACHUSETTS MED SCH WORCESTER · PI LAWRENCE, JEANNE BENTLEY · 1996 to 2017
$5.1M
Nuclear and genomic organization of gene expressionR01GM068138 · NIGMS · UNIV OF MASSACHUSETTS MED SCH WORCESTER · PI LAWRENCE, JEANNE BENTLEY · 2003 to 2006
$1.3M
NIGMS NIH HHS GM53234NIGMS NIH HHS GM68138NIGMS NIH HHS R01 GM053234NIGMS NIH HHS R01 GM068138
6 · The paper itself

Abstract

Typically, eukaryotic nuclei contain 10-30 prominent domains (referred to here as SC-35 domains) that are concentrated in mRNA metabolic factors. Here, we show that multiple specific genes cluster around a common SC-35 domain, which contains multiple mRNAs. Nonsyntenic genes are capable of associating with a common domain, but domain "choice" appears random, even for two coordinately expressed genes. Active genes widely separated on different chromosome arms associate with the same domain frequently, assorting randomly into the 3-4 subregions of the chromosome periphery that contact a domain. Most importantly, visualization of six individual chromosome bands showed that large genomic segments ( approximately 5 Mb) have striking differences in organization relative to domains. Certain bands showed extensive contact, often aligning with or encircling an SC-35 domain, whereas others did not. All three gene-rich reverse bands showed this more than the gene-poor Giemsa dark bands, and morphometric analyses demonstrated statistically significant differences. Similarly, late-replicating DNA generally avoids SC-35 domains. These findings suggest a functional rationale for gene clustering in chromosomal bands, which relates to nuclear clustering of genes with SC-35 domains. Rather than random reservoirs of splicing factors, or factors accumulated on an individual highly active gene, we propose a model of SC-35 domains as functional centers for a multitude of clustered genes, forming local euchromatic "neighborhoods."

Indexed as

RibonucleoproteinsCell LineCell NucleusChromosome BandingChromosome StructuresCollagen Type IDNA ReplicationEuchromatinEukaryotic CellsFluorescent Antibody TechniqueGene Expression RegulationHumansMultigene FamilyNuclear ProteinsRNA, MessengerSerine-Arginine Splicing FactorsCollagen Type IEuchromatinNuclear ProteinsRibonucleoproteinsRNA, MessengerSerine-Arginine Splicing FactorsSRSF2 protein, human

Identifiers

PMID12975345
PMCPMC2172856

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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.