Evidence map›Paper›PMID 17495012›Full record

ArticleGenome research2007

Evolutionary dynamics of transposable elements in the short-tailed opossum Monodelphis domestica.

Andrew J Gentles, Matthew J Wakefield, Oleksiy Kohany, Wanjun Gu, Mark A Batzer, David D Pollock, Jerzy Jurka

Open access · bronzeAbstract read
In one paragraph

Article in Genome research, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 80 papers.

0numbers the graph read from it
0cells of the map it votes in
80citing 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

80 citing papers in PubMed, 160 citations in OpenAlex.

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  11. The whale shark genome reveals how genomic and physiological properties scale with body size.Proceedings of the National Academy of Sciences of the United States of America · 2020
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20 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

7 authors at 4 institutions in 2 countries.

Andrew J GentlesDepartment of Radiology, School of Medicine, Stanford University, Stanford, California 94305, USA. andrewg@stanford.edu
Matthew J Wakefield
Oleksiy Kohany
Wanjun Gu
Mark A Batzer
David D Pollock
Jerzy Jurka
Genetic Information Research Institute · USUniversity of Colorado Hospital · USLouisiana State University · USWalter and Eliza Hall Institute of Medical Research · AU

Funding

POPULATION GENETICS OF MOBILE ELEMENTSR01GM059290 · NIGMS · UNIVERSITY OF UTAH · PI BATZER, MARK A, FESCHOTTE, CEDRIC · 1999 to 2018
$8.5M
Rephase Update-a Database of Repetitive SequencesP41LM006252 · NLM · GENETIC INFORMATION RESEARCH INSTITUTE · PI JURKA, JERZY WLADYSLAW · 1996 to 2013
$6.0M
Protein sequence, structure, and computational analysisR33GM065612 · NIGMS · UNIVERSITY OF COLORADO DENVER · PI POLLOCK, DAVID D · 2004 to 2005
$474k
NIGMS NIH HHS R01 GM059290NIGMS NIH HHS R01GM59290NIGMS NIH HHS R33 GM065612NIGMS NIH HHS R33GM065612NLM NIH HHS 5 P41 LM006252-09NLM NIH HHS P41 LM006252
6 · The paper itself

Abstract

The genome of the gray short-tailed opossum Monodelphis domestica is notable for its large size ( approximately 3.6 Gb). We characterized nearly 500 families of interspersed repeats from the Monodelphis. They cover approximately 52% of the genome, higher than in any other amniotic lineage studied to date, and may account for the unusually large genome size. In comparison to other mammals, Monodelphis is significantly rich in non-LTR retrotransposons from the LINE-1, CR1, and RTE families, with >29% of the genome sequence comprised of copies of these elements. Monodelphis has at least four families of RTE, and we report support for horizontal transfer of this non-LTR retrotransposon. In addition to short interspersed elements (SINEs) mobilized by L1, we found several families of SINEs that appear to use RTE elements for mobilization. In contrast to L1-mobilized SINEs, the RTE-mobilized SINEs in Monodelphis appear to shift from G+C-rich to G+C-low regions with time. Endogenous retroviruses have colonized approximately 10% of the opossum genome. We found that their density is enhanced in centromeric and/or telomeric regions of most Monodelphis chromosomes. We identified 83 new families of ancient repeats that are highly conserved across amniotic lineages, including 14 LINE-derived repeats; and a novel SINE element, MER131, that may have been exapted as a highly conserved functional noncoding RNA, and whose emergence dates back to approximately 300 million years ago. Many of these conserved repeats are also present in human, and are highly over-represented in predicted cis-regulatory modules. Seventy-six of the 83 families are present in chicken in addition to mammals.

Indexed as

DNA Transposable ElementsEvolution, MolecularAnimalsBase PairingGenomeHumansMiceMonodelphisPhylogenyTimeDNA Transposable Elements

Identifiers

PMID17495012
PMCPMC1899126
OpenAlexW2158126340

What OpenQuestion holds

Textmetadata
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.