Identification and Functional Characterization of Gene Components of Type VI Secretion System in Bacterial Genomes
2008

Identification and Functional Characterization of Gene Components of Type VI Secretion System in Bacterial Genomes

Sample size: 42 publication Evidence: moderate

Author Information

Author(s): Shrivastava Sakshi, Mande Sharmila S., Hannenhalli Sridhar

Primary Institution: Bio-Sciences Division, Advanced Technology Centre, Tata Consultancy Services, Madhapur, Andhra Pradesh, India

Hypothesis

The study aims to identify the presence of the Type VI Secretion System (T6SS) in various bacterial genomes and characterize its components.

Conclusion

The analysis indicates the presence of T6SS in 42 bacterial species, suggesting its role in pathogenicity.

Supporting Evidence

  • T6SS components were identified in 42 bacterial species, indicating a conserved mechanism across different pathogens.
  • Most avirulent species lacked T6SS orthologs, suggesting a link between T6SS presence and pathogenicity.
  • Functional annotations were assigned to most T6SS components based on genomic analysis.

Takeaway

Scientists found a special system in bacteria that helps them attack other cells, and they looked at many different bacteria to see who has it.

Methodology

The study used informatics approaches to analyze genomic data and identify T6SS components across various bacterial species.

Limitations

The study does not experimentally validate the predicted functions of T6SS components.

Digital Object Identifier (DOI)

10.1371/journal.pone.0002955

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