Study of Transcription Factors in Nematodes
Author Information
Author(s): Haerty Wilfried, Artieri Carlo, Khezri Navid, Singh Rama S, Gupta Bhagwati P
Primary Institution: Department of Biology, McMaster University
Hypothesis
We sought to identify orthologous transcription factors and characterize their patterns of evolution across nematodes and other organisms.
Conclusion
The findings indicate substantial conservation of transcription factors even across distant evolutionary lineages.
Supporting Evidence
- 988 transcription factor genes were identified in C. elegans.
- 652 three-way reciprocal best hit orthologs were found among the three nematode species.
- 150 transcription factors were conserved across nematodes, fruit fly, mouse, and human.
Takeaway
This study looks at how certain genes that control other genes are similar in different types of worms, showing that they have stayed mostly the same over a long time.
Methodology
We identified transcription factors in C. elegans and its relatives using genome sequences and computational methods.
Potential Biases
The reliance on computational predictions may introduce biases in the identification of transcription factors.
Limitations
Many of the identified transcription factors are based on computational predictions and require experimental validation.
Participant Demographics
The study focuses on three species of nematodes: C. elegans, C. briggsae, and C. remanei.
Statistical Information
P-Value
6.0 × 10-3
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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