Evidence map›Paper›PMID 11823433›Full record

ArticleThe EMBO journal2002

Transplantation of target site specificity by swapping the endonuclease domains of two LINEs.

Hidekazu Takahashi, Haruhiko Fujiwara

Open access · bronzeAbstract read
In one paragraph

Article in The EMBO journal, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed
10.5field-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

34 citing papers in PubMed, 64 citations in OpenAlex.

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  6. A New Class of SINEs with snRNA Gene-Derived Heads.Genome biology and evolution · 2015
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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

2 authors at 2 institutions in 2 countries.

Hidekazu TakahashiDepartment of Integrated Biosciences, Graduate School of Frontier Sciences, University of Tokyo, Bioscience Building 501, Kashiwa, Chiba 277-8562, Japan.
Haruhiko Fujiwara
Johns Hopkins University · USThe University of Tokyo · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Long interspersed elements (LINEs) are ubiquitous genomic elements in higher eukaryotes. Here we develop a novel assay to analyze in vivo LINE retrotransposition using the telomeric repeat-specific elements SART1 and TRAS1. We demonstrate by PCR that silkworm SART1, which is expressed from a recombinant baculovirus, transposes in Sf9 cells into the chromosomal (TTAGG)n sequences, at the same specific nucleotide position as in the silkworm genome. Thus authentic retrotransposition by complete reverse transcription of the entire RNA transcription unit and occasional 5' truncation is observed. The retrotransposition requires conserved domains in both open reading frames (ORFs), including the ORF1 cysteine- histidine motifs. In contrast to human L1, recognition of the 3' untranslated region sequence is crucial for SART1 retrotransposition, which results in efficient trans-complementation. Swapping the endonuclease domain from TRAS1 into SART1 converts insertion specificity to that of TRAS1. Thus the primary determinant of in vivo target selection is the endonuclease domain, suggesting that modified LINEs could be used as gene therapy vectors, which deliver only genes of interest but not retrotransposons themselves in trans to specific genomic locations.

Indexed as

Biological AssayGene Expression RegulationGenes, InsectAnimalsBase SequenceCell LineEndonucleasesLong Interspersed Nucleotide ElementsMolecular Sequence DataTelomereEndonucleases

Identifiers

PMID11823433
PMCPMC125841
OpenAlexW2036294339

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.