Evolutionary conservation and over-representation of functionally enriched network patterns in the yeast regulatory network
2007

Study of Network Patterns in Yeast Regulatory Networks

publication Evidence: moderate

Author Information

Author(s): Meshi Ofer, Shlomi Tomer, Ruppin Eytan

Primary Institution: Tel-Aviv University

Hypothesis

Do localized network patterns constitute an essential design principle of the underlying network?

Conclusion

The findings support that network patterns may play a functional role, but over-representation methods may not effectively identify significant functional components.

Supporting Evidence

  • Specific 3-node patterns are found to be functionally enriched in different cellular conditions.
  • No correlation is found between over-representation of network patterns and functional enrichment.
  • Functionally enriched patterns have significantly low mean conservation scores, indicating they are recently evolved.

Takeaway

The study looks at how certain patterns in yeast gene networks might be important for their function, but just because a pattern is common doesn't mean it's useful.

Methodology

The study analyzed all 3-node patterns in the yeast regulatory network, measuring functional enrichment and evolutionary conservation.

Limitations

The study's findings may not apply to all network patterns, and the methods used for over-representation may not accurately reflect functional significance.

Statistical Information

P-Value

0.28

Statistical Significance

p=0.28

Digital Object Identifier (DOI)

10.1186/1752-0509-1-1

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