Functional pathway mapping analysis for hypoxia-inducible factors
2011

Mapping Functional Pathways of Hypoxia-Inducible Factors

publication Evidence: moderate

Author Information

Author(s): Chuang Chia-Sheng, Pai Tun-Wen, Hu Chin-Hua, Tzou Wen-Shyong, Dah-Tsyr Chang Margaret, Chang Hao-Teng, Chen Chih-Chia

Primary Institution: National Taiwan Ocean University

Hypothesis

Can a cross-species functional pathway mapping strategy reveal conserved regulatory motifs in hypoxia-inducible factors?

Conclusion

The study presents a bioinformatics approach for mapping functional pathways of hypoxia-inducible factors across species, highlighting conserved relationships.

Supporting Evidence

  • The study identifies conserved transcription factor-binding sites across species.
  • Orthologous and paralogous genes were mapped to illustrate functional conservation.
  • The novel terms OrthRate and ParaRate were introduced to quantify functional conservation and flexibility.

Takeaway

This study shows how different species can have similar ways of responding to low oxygen levels, which helps scientists understand how to study these responses better.

Methodology

The study used a matrix-based searching technique to identify transcription factor-binding sites on HIF target genes across different species.

Limitations

The analysis only focused on six selected model species, limiting the generalizability of the findings.

Digital Object Identifier (DOI)

10.1186/1752-0509-5-S1-S3

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