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Manipulation of Ralstonia eutropha carbon storage pathways to produce useful bio-based products
Journal article   Peer reviewed

Manipulation of Ralstonia eutropha carbon storage pathways to produce useful bio-based products

Christopher J Brigham, Natalia Zhila, Ekaterina Shishatskaya, Tatiana G Volova and Anthony J Sinskey
Sub-cellular biochemistry, Vol.64, pp.343-366
2012
PMID: 23080259

Abstract

Biological Products - metabolism Biotechnology Carbon - metabolism Cupriavidus necator - genetics Cupriavidus necator - metabolism Gene Expression Regulation, Bacterial Genetic Engineering - methods Metabolic Networks and Pathways - genetics Polyhydroxyalkanoates - biosynthesis
Ralstonia eutrophais a Gram-negative betaproteobacterium found natively in soils that can utilize a wide array of carbon sources for growth, and can store carbon intracellularly in the form of polyhydroxyalkanoate. Many aspects of R. eutrophamake it a good candidate for use in biotechnological production of polyhydroxyalkanoate and other bio-based, value added compounds. Manipulation of the organism's carbon flux is a cornerstone to success in developing it as a biotechnologically relevant organism. Here, we examine the methods of controlling and adapting the flow of carbon in R. eutrophametabolism and the wide range of compounds that can be synthesized as a result. The presence of many different carbon utilization pathways and the custom genetic toolkit for manipulation of those pathways gives R. eutrophaa versatility that allows it to be a biotechnologically important organism.

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