Evidence map›Paper›PMID 12368323›Full record

ArticleJournal of virology2002

Characterization of Moloney murine leukemia virus p12 mutants blocked during early events of infection.

Bing Yuan, Ariberto Fassati, Andrew Yueh, Stephen P Goff

Abstract read
In one paragraph

Article in Journal of virology, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing 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

26 citing papers in PubMed.

  1. Review
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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

4 authors.

Bing YuanDepartment of Biochemistry and Molecular Biophysics, College of Physicians and Surgeons, Columbia University, New York, New York 10032, USA.
Ariberto Fassati
Andrew Yueh
Stephen P Goff

Funding

Mechanisms of Silencing of Retroviral DNAs in Embryonic Cell LinesR01CA030488 · NCI · COLUMBIA UNIV NEW YORK MORNINGSIDE · PI GOFF, STEPHEN PAINE · 1985 to 2024
$4.3M
CONSTRUCTION AND ANALYSIS OF RETROVIRUS MUTANTSR37CA030488 · NCI · COLUMBIA UNIV NEW YORK MORNINGSIDE · PI GOFF, STEPHEN PAINE · 1990 to 2013
$2.2M
NCI NIH HHS CA 30488NCI NIH HHS R01 CA030488NCI NIH HHS R37 CA030488Wellcome Trust
6 · The paper itself

Abstract

Mutations affecting either the N- or C-terminal regions of the Gag protein p12 block replication of Moloney murine leukemia virus (M-MuLV). Viruses carrying mutations in this portion of gag can mediate the assembly and release of virions but are unable to successfully carry out the early phase of the M-MuLV life cycle. Wild-type and mutant viruses were found to synthesize similar levels of linear viral DNA in both cytoplasmic and nuclear fractions, and there were no significant differences in either the density or sedimentation of the viral protein-nucleic acid complexes. Analysis of the termini of the linear viral DNAs showed that the 3' ends of the mutant viral DNA were processed normally by the integrase. Further, the preintegration complexes extracted from the cytoplasm of cells infected with the mutant viruses were competent for integration into target DNA in vitro. Nevertheless, no circular viral DNAs were detected in cells infected by the mutants, and functional proviruses were not formed. These results suggest that p12 has an unexpected role in the early phase of the life cycle and is needed after viral DNA synthesis to deliver the incoming DNA to the correct location and in the appropriate state to permit either circularization or integration of the viral DNA in vivo.

Indexed as

3T3 CellsAmino Acid SequenceAnimalsCell FractionationCell Line, TransformedCell NucleusCytoplasmDNA, ViralGene Products, gagHumansMiceMolecular Sequence DataMoloney murine leukemia virusVirus IntegrationDNA, ViralGag protein p12, moloney murine leukemia virusGene Products, gag

Identifiers

PMID12368323
PMCPMC136648

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.