Comparing SINE Elements in Two Related Parasites
Author Information
Author(s): Kumari Vandana, Sharma Rahul, Yadav Vijay P, Gupta Abhishek K, Bhattacharya Alok, Bhattacharya Sudha
Primary Institution: Jawaharlal Nehru University, New Delhi, India
Hypothesis
The study investigates whether the retrotransposition machinery works similarly in Entamoeba histolytica and Entamoeba dispar.
Conclusion
The basic retrotransposition machinery is conserved in these sibling species, but SINEs occupy different intergenic locations in their genomes.
Supporting Evidence
- Only about 20% of syntenic sites were occupied by SINE1 in both species.
- The endonucleases of both species were found to be very similar in kinetic properties.
- The absence of SINE1 in 80% of syntenic loci could affect the phenotype of the two species.
Takeaway
This study looks at how two similar parasites have different places in their DNA for certain elements, which might affect how they behave.
Methodology
The study involved a genome-wide comparison of SINE1 elements in E. histolytica and E. dispar, analyzing their locations and the properties of the endonucleases involved.
Limitations
The genome of Entamoeba has not been completely assembled, which may affect the analysis.
Digital Object Identifier (DOI)
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