Evidence map›Paper›PMID 21367903›Full record

ArticleJournal of virology2011

Chaperone role for proteins p618 and p892 in the extracellular tail development of Acidianus two-tailed virus.

Urte Scheele, Susanne Erdmann, Ernst J Ungewickell, Catarina Felisberto-Rodrigues, Miguel Ortiz-Lombardía, Roger A Garrett

Abstract read
In one paragraph

Article in Journal of virology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing 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

17 citing papers in PubMed.

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  11. Review
  12. Viruses of haloarchaea.Life (Basel, Switzerland) · 2014
    Review
  13. Article
  14. Review
  15. Article
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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

6 authors.

Urte ScheeleArchaea Centre, Department of Biology, University of Copenhagen, DK-2200 Copenhagen N, Denmark. uscheele@bio.ku.dk
Susanne Erdmann
Ernst J Ungewickell
Catarina Felisberto-Rodrigues
Miguel Ortiz-Lombardía
Roger A Garrett

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The crenarchaeal Acidianus two-tailed virus (ATV) undergoes a remarkable morphological development, extracellularly and independently of host cells, by growing long tails at each end of a spindle-shaped virus particle. Initial work suggested that an intermediate filament-like protein, p800, is involved in this process. We propose that an additional chaperone system is required, consisting of a MoxR-type AAA ATPase (p618) and a von Willebrand domain A (VWA)-containing cochaperone, p892. Both proteins are absent from the other known bicaudavirus, STSV1, which develops a single tail intracellularly. p618 exhibits ATPase activity and forms a hexameric ring complex that closely resembles the oligomeric complex of the MoxR-like protein RavA (YieN). ATV proteins p387, p653, p800, and p892 interact with p618, and with the exception of p800, all bind to DNA. A model is proposed to rationalize the interactions observed between the different protein and DNA components and to explain their possible structural and functional roles in extracellular tail development.

Indexed as

AcidianusAdenosine TriphosphatasesAmino Acid SequenceDNA, ViralDNA VirusesMolecular ChaperonesMolecular Sequence DataProtein Interaction MappingSequence AlignmentViral ProteinsVirionAdenosine TriphosphatasesDNA, ViralMolecular ChaperonesViral Proteins

Identifiers

PMID21367903
PMCPMC3126172

What OpenQuestion holds

Textmetadata
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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.