Evidence map›Paper›PMID 24277848›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2013

Acquisition of an Archaea-like ribonuclease H domain by plant L1 retrotransposons supports modular evolution.

Georgy Smyshlyaev, Franka Voigt, Alexander Blinov, Orsolya Barabas, Olga Novikova

Open access · bronzeAbstract readComparative Study
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
5.1field-weighted citation impact, top 5% 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

20 citing papers in PubMed, 36 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

5 authors at 3 institutions in 3 countries.

Georgy SmyshlyaevLaboratory of Molecular Genetic Systems, Institute of Cytology and Genetics, Novosibirsk 630090, Russia.
Franka Voigt
Alexander Blinov
Orsolya Barabas
Olga Novikova
European Molecular Biology Laboratory · DEInstitute of Cytology and Genetics · RUUniversity at Albany, State University of New York · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Although a variety of non-LTR retrotransposons of the L1 superfamily have been found in plant genomes over recent decades, their diversity, distribution, and evolution have yet to be analyzed in depth. Here, we perform comprehensive comparative and evolutionary analyses of L1 retrotransposons from 29 genomes of land plants covering a wide range of taxa. We identify numerous L1 elements in these genomes and detect a striking diversity of their domain composition. We show that all known land plant L1 retrotransposons can be grouped into five major families based on their phylogenetic relationships and domain composition. Moreover, we trace the putative evolution timeline that created the current variants and reveal that evolutionary events included losses and acquisitions of diverse putative RNA-binding domains and the acquisition of an Archaea-like ribonuclease H (RNH) domain. We also show that the latter RNH domain is autonomously active in vitro and speculate that retrotransposons may play a role in the horizontal transfer of RNH between plants, Archaea, and bacteria. The acquisition of an Archaea-like RNH domain by plant L1 retrotransposons negates the hypothesis that RNH domains in non-LTR retrotransposons have a single origin and provides evidence that acquisition happened at least twice. Together, our data indicate that the evolution of the investigated retrotransposons can be mainly characterized by repeated events of domain rearrangements and identify modular evolution as a major trend in the evolution of plant L1 retrotransposons.

Indexed as

Evolution, MolecularAmino Acid SequenceArchaeaBase SequenceGenome, PlantMolecular Sequence DataPlantsProtein Structure, TertiaryRetroelementsRibonuclease HSequence AlignmentSequence Analysis, DNARetroelementsRibonuclease H

Identifiers

PMID24277848
PMCPMC3864347
OpenAlexW2048559074

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.