Evidence map›Paper›PMID 22018785›Full record

ArticleVirology2011

The mechanism of DNA ejection in the Bacillus anthracis spore-binding phage 8a revealed by cryo-electron tomography.

Xiaofeng Fu, Michael H Walter, Angel Paredes, Marc C Morais, Jun Liu

Abstract read
In one paragraph

Article in Virology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing 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

13 citing papers in PubMed.

  1. Article
  2. Review
  3. Review
  4. Isolation, Characterization andInfection & chemotherapy · 2022
    Article
  5. Phages Bind to Vegetative and Spore Forms ofFrontiers in microbiology · 2021
    Article
  6. Article
  7. Article
  8. Review
  9. Review
  10. Review
  11. Review
  12. Structural investigations of a Podoviridae streptococcus phage C1, implications for the mechanism of viral entry.Proceedings of the National Academy of Sciences of the United States of America · 2012
    Article
  13. Limiting factors in single particle cryo electron tomography.Computational and structural biotechnology journal · 2012
    Review
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

5 authors.

Xiaofeng FuDepartment of Pathology and Laboratory Medicine, University of Texas Medical School at Houston, Houston, TX 77030, USA.
Michael H Walter
Angel Paredes
Marc C Morais
Jun Liu

Funding

Structure-Function Relationships in the Spirochetal Flagellar MotorR01AI087946 · NIAID · YALE UNIVERSITY · PI LIU, JUN · 2010 to 2025
$6.6M
NIAID NIH HHS R01 AI087946
6 · The paper itself

Abstract

The structure of the Bacillus anthracis spore-binding phage 8a was determined by cryo-electron tomography. The phage capsid forms a T=16 icosahedron attached to a contractile tail via a head-tail connector protein. The tail consists of a six-start helical sheath surrounding a central tail tube, and a structurally novel baseplate at the distal end of the tail that recognizes and attaches to host cells. The parameters of the icosahedral capsid lattice and the helical tail sheath suggest protein folds for the capsid and tail-sheath proteins, respectively, and indicate evolutionary relationships to other dsDNA viruses. Analysis of 2518 intact phage particles show four distinct conformations that likely correspond to four sequential states of the DNA ejection process during infection. Comparison of the four observed conformations suggests a mechanism for DNA ejection, including the molecular basis underlying coordination of tail sheath contraction and genome release from the capsid.

Indexed as

Bacillus anthracisBacillus PhagesCapsidCapsid ProteinsDNA, ViralElectron Microscope TomographyMyoviridaeSpores, BacterialViral Tail ProteinsCapsid ProteinsDNA, ViralViral Tail Proteins

Identifiers

PMID22018785
PMCPMC3939024

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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.