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Marinobacter: A case study in bioelectrochemical chassis evaluation
Lina J Bird1, Rebecca L Mickol1, Brian J Eddie1
1Center for Bio/Molecular Science and Engineering, Naval Research Laboratory, Washington, District of Columbia, USA.
Microbial Biotechnology
|December 5, 2022
Summary
Choosing the right microbial chassis is crucial for synthetic biology applications in bioelectrochemical systems. This review explores Marinobacter
Area of Science:
- Synthetic biology
- Bioelectrochemical systems
- Microbial engineering
Background:
- The integration of bioelectrochemical systems (BES) and synthetic biology offers significant technological potential.
- Selecting an appropriate chassis organism is critical for the success of engineered microbial applications.
- Understanding the metabolic and electrochemical capabilities of potential chassis is essential for efficient development.
Purpose of the Study:
- To evaluate the genus Marinobacter as a chassis organism for synthetic electromicrobiology.
- To identify the strengths and weaknesses of Marinobacter for BES applications.
- To provide a guide for selecting chassis organisms in the field of bioelectrochemical systems.
Main Methods:
- Review of existing literature on Marinobacter's metabolic and electrochemical properties.
- Analysis of Marinobacter's suitability based on key traits like salt tolerance and biofilm formation.
- Assessment of genetic manipulation tools available for Marinobacter strains.
Main Results:
- Marinobacter exhibits advantageous traits for BES, including high salt tolerance, robust biofilm formation, and significant electrochemical potential.
- Key limitations include the under-characterization of many strains and a less developed genetic engineering toolbox.
- Specific strains show promise, but broader characterization is needed.
Conclusions:
- Marinobacter presents a promising, yet underexplored, genus for synthetic electromicrobiology applications.
- Further research into strain characterization and genetic tools is necessary to fully leverage Marinobacter's potential in BES.
- This review offers a roadmap for selecting chassis organisms tailored to specific bioelectrochemical system requirements.
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