Characterization of a novel non-specific nuclease from thermophilic bacteriophage GBSV1
2008
New Nuclease from Thermophilic Bacteriophage GBSV1
publication
Evidence: moderate
Author Information
Author(s): Song Qing, Zhang Xiaobo
Primary Institution: Key Laboratory of Marine Biogenetic Resources, Third Institute of Oceanography, State Oceanic Administration, Xiamen, The People's Republic of China
Hypothesis
Can a novel non-specific nuclease be obtained from a thermophilic bacteriophage?
Conclusion
The study identified a novel thermostable non-specific nuclease from a thermophilic bacteriophage, which could have various scientific applications.
Supporting Evidence
- The GBSV1-NSN nuclease was able to degrade various nucleic acids, including RNA and DNA.
- It exhibited optimal activity at 60°C and pH 7.5.
- The enzyme activity was enhanced by certain detergents and inhibited by enzyme inhibitors.
- The GBSV1-NSN shared no homology with known nucleases, indicating it is a novel enzyme.
Takeaway
Scientists found a new enzyme that can break down DNA and RNA at high temperatures, which could help in research and industry.
Methodology
The nuclease gene was cloned and expressed in E. coli, and its activity was tested under various conditions.
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website