Genome Mining Demonstrates the Widespread Occurrence of Gene Clusters Encoding Bacteriocins in Cyanobacteria
2011

Gene Clusters for Bacteriocins in Cyanobacteria

Sample size: 58 publication Evidence: high

Author Information

Author(s): Wang Hao, David P. Sivonen, Kaarina Blazquez

Primary Institution: University of Helsinki

Hypothesis

Cyanobacteria possess a genetic potential for producing bacteriocins.

Conclusion

The study demonstrates that cyanobacteria have a widespread occurrence of bacteriocin gene clusters, which can be classified into seven groups based on their organization.

Supporting Evidence

  • A total of 145 bacteriocin gene clusters were discovered through genome mining.
  • These clusters encoded 290 putative bacteriocin precursors.
  • The gene clusters could be classified into seven groups according to their gene organization and domain composition.

Takeaway

Cyanobacteria can make special proteins called bacteriocins that help them survive, and scientists found many of these proteins in their genes.

Methodology

The study involved comparative analysis of 58 cyanobacterial genomes to identify and classify bacteriocin gene clusters.

Limitations

The products of most precursor proteins are unknown and await verification.

Digital Object Identifier (DOI)

10.1371/journal.pone.0022384

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