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Microbe Profile: Thermococcus kodakarensis: the model hyperthermophilic archaeon
1Department of Synthetic Chemistry and Biological Chemistry, Graduate School of Engineering, Kyoto University, Katsura, Nishikyo-ku, 615-8510 Kyoto, Japan.
Microbiology (Reading, England)
|August 23, 2019
Summary
Thermococcus kodakarensis, a hyperthermophilic archaeon, is a key model organism for studying archaeal biology. Its unique metabolic pathways offer potential for renewable hydrogen (H2) production from biopolymers like chitin at high temperatures.
Area of Science:
- Microbiology
- Biochemistry
- Biotechnology
Background:
- Thermococcus kodakarensis is a hyperthermophilic archaeon widely used as a model organism due to its genetic tractability.
- Its genome sequence has facilitated extensive research into archaeal molecular biology and metabolism.
Purpose of the Study:
- To explore the potential of Thermococcus kodakarensis for renewable energy bioprocesses.
- To investigate the generation of hydrogen (H2) from biopolymers at high temperatures.
Main Methods:
- Genetic and biochemical approaches were employed.
- Enzymological and structural analyses were conducted.
- Metabolic pathways, including hydrogenase activity, were detailed.
Main Results:
- Previously unknown features of archaeal molecular biology and metabolism were uncovered.
- Thermococcus kodakarensis DNA polymerase has been commercialized.
- Metabolic details indicate potential for H2 generation from solubilized biopolymers.
Conclusions:
- Thermococcus kodakarensis presents an attractive possibility for a renewable energy bioprocess.
- High-temperature biopolymer solubilization, particularly chitin, can be leveraged for H2 production.
- Further research into T. kodakarensis metabolism can optimize biopolymer-based energy generation.
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