Evidence map›Paper›PMID 23696454›Full record

ArticleHuman molecular genetics2013

Enrichment of processed pseudogene transcripts in L1-ribonucleoprotein particles.

Prabhat K Mandal, Adam D Ewing, Dustin C Hancks, Haig H Kazazian

Open access · bronzeAbstract read
In one paragraph

Article in Human molecular genetics, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed
9.7field-weighted citation impact, top 2% 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

39 citing papers in PubMed, 59 citations in OpenAlex.

  1. Article
  2. Article
  3. Article
  4. Article
  5. Affinity-Based Interactome Analysis of Endogenous LINE-1 Macromolecules.Methods in molecular biology (Clifton, N.J.) · 2023
    Article
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  13. Observational
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  18. RNA ligation precedes the retrotransposition of U6/LINE-1 chimeric RNA.Proceedings of the National Academy of Sciences of the United States of America · 2019
    Article
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  20. Article
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

4 authors at 4 institutions in 1 country.

Prabhat K MandalMcKusick-Nathans Institute of Genetic Medicine and Department of Pediatrics, Johns Hopkins University School of Medicine, Baltimore, MD, USA.
Adam D Ewing
Dustin C Hancks
Haig H Kazazian
Johns Hopkins Medicine · USJohns Hopkins University · USUniversity of California, Santa Cruz · USUniversity of Utah · US

Funding

Retrotransposition in Health and DiseaseR01GM099875 · NIGMS · JOHNS HOPKINS UNIVERSITY · PI KAZAZIAN, HAIG H. · 2012 to 2019
$4.0M
The role of retrotransposons in autism spectrum disordersRC4MH092880 · NIMH · JOHNS HOPKINS UNIVERSITY · PI KAZAZIAN, HAIG H. · 2010 to 2010
$2.1M
NIGMS NIH HHS R01GM099875NIMH NIH HHS RC4MH092880
6 · The paper itself

Abstract

Long INterspersed Elements (LINE-1s, L1s) are responsible for over one million retrotransposon insertions and 8000 processed pseudogenes (PPs) in the human genome. An active L1 encodes two proteins (ORF1p and ORF2p) that bind with L1 RNA and form L1-ribonucleoprotein particles (RNPs). Although it is believed that the RNA-binding property of ORF1p is critical to recruit other mobile RNAs to the RNP, the identity of recruited RNAs is largely unknown. Here, we used crosslinking and immunoprecipitation followed by deep sequencing to identify RNA components of L1-RNPs. Our results show that in addition to retrotransposed RNAs [L1, Alu and SINE-VNTR-Alu (SVA)], L1-RNPs are enriched with cellular mRNAs, which have PPs in the human genome. Using purified L1-RNPs, we show that PP-source RNAs preferentially serve as ORF2p templates in a reverse transcriptase assay. In addition, we find that exogenous ORF2p binds endogenous ORF1p, allowing reverse transcription of the same PP-source RNAs. These data demonstrate that interaction of a cellular RNA with the L1-RNP is an inside track to PP formation.

Indexed as

Open Reading FramesPseudogenesGene ExpressionHEK293 CellsHigh-Throughput Nucleotide SequencingHumansLong Interspersed Nucleotide ElementsRetroelementsRibonucleoproteinsRNARNA-Binding ProteinsRNA-Directed DNA PolymeraseRetroelementsRibonucleoproteinsRNARNA-Binding ProteinsRNA-Directed DNA Polymerase

Identifiers

PMID23696454
PMCPMC3749862
OpenAlexW2150113817

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.