Evidence map›Paper›PMID 16877816›Full record

ArticleJournal of biomedicine & biotechnology2006

The ORF1 protein encoded by LINE-1: structure and function during L1 retrotransposition.

Sandra L Martin

Abstract read
In one paragraph

Article in Journal of biomedicine & biotechnology, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 78 papers.

0numbers the graph read from it
0cells of the map it votes in
78citing 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

78 citing papers in PubMed.

  1. Article
  2. Review
  3. Retrotransposon Protein L1 ORF1p Expression in Aging Central Nervous System.International journal of molecular sciences · 2025
    Article
  4. Article
  5. Article
  6. SomaticiScience · 2025
    Article
  7. Article
  8. Article
  9. Article
  10. Repetitive Sequence Stability in Embryonic Stem Cells.International journal of molecular sciences · 2024
    Review
  11. Article
  12. Review
  13. Article
  14. Article
  15. Article
  16. LINE-1 expression in cancer correlates with p53 mutation, copy number alteration, and S phase checkpoint.Proceedings of the National Academy of Sciences of the United States of America · 2022
    Article
  17. Article
  18. Article
  19. Article
  20. Article

18 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

1 author.

Sandra L MartinDepartment of Cell and Developmental Biology, School of Medicine, University of Colorado, Fitzsimons Campus, Aurora, CO 80045, USA.

Funding

Genetics &Biochemistry of a Murine RetroposonR01GM040367 · NIGMS · UNIVERSITY OF COLORADO DENVER · PI MARTIN, SANDRA L · 1994 to 2009
$3.4M
NIGMS NIH HHS R01 GM040367
6 · The paper itself

Abstract

LINE-1 or L1 is an autonomous non-LTR retrotransposon in mammals. Retrotransposition requires the function of the two L1-encoded polypeptides, ORF1p and ORF2p. Early recognition of regions of homology between the predicted amino acid sequence of ORF2 and known endonuclease and reverse transcriptase enzymes led to testable hypotheses regarding the function of ORF2p in retrotransposition. As predicted, ORF2p has been demonstrated to have both endonuclease and reverse transcriptase activities. In contrast, no homologs of known function have contributed to our understanding of the function of ORF1p during retrotransposition. Nevertheless, significant advances have been made such that we now know that ORF1p is a high-affinity RNA-binding protein that forms a ribonucleoprotein particle together with L1 RNA. Furthermore, ORF1p is a nucleic acid chaperone and this nucleic acid chaperone activity is required for L1 retrotransposition.

Identifiers

PMID16877816
PMCPMC1510943

What OpenQuestion holds

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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.