Enzymes for Research, Diagnostic and Industrial Use
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Catalog | Product Name | EC No. | CAS No. | Source | Price |
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NATE-1216 | Mannosylglycerate synthase from Rhodothermus marinus, Recombinant | EC 2.4.1.- | Rhodothermus ma... | Inquiry |
Mannosylglycerate synthase (MGS) is a key enzyme involved in the biosynthesis of mannosylglycerate (MG), an osmotic pressure substance found in various microorganisms grown in high-salinity environments. In this article, we aim to provide a comprehensive overview of the structure, function, and significance of mannosylglycerate synthase, elucidate its role in osmotic pressure adaptation and its potential applications in biotechnology.
Mannosyl glycerate synthases belong to the glycosyltransferase family, specifically the GT-2 family. Structurally, MGS is a homodimeric enzyme with each monomer consisting of two structural domains: a large α/β structural domain and a smaller C-terminal structural domain. The active site located at the interface of the two monomers contains the conserved groups necessary for catalysis.
The catalytic mechanism of mannosylglycerate synthase consists of two key steps. In the first step, MGS catalyzes the transfer of a mannose residue from GDP-mannose to glyceric acid, resulting in the formation of mannose-1-phosphate and 2-O-(α-D-mannopyranosyl)-sn-glyceric acid. In the second step, the phosphate group is removed from mannose-1-phosphate by phosphatase activity, resulting in the formation of MGS.
Mannosylglycerate synthase plays a crucial role in microbial adaptation to osmotic pressure, especially in halophilic and thermophilic microorganisms. synthesis and accumulation of MGS act as a potent osmotic stressor, allowing microorganisms to maintain cellular osmotic equilibrium under high salt conditions and preventing cellular protein denaturation.
Understanding the genetic regulation of MGS can provide insights into improving crop stress tolerance. Transgenic approaches targeting key regulatory elements of MGS have the potential to lead to the development of crops that can better tolerate osmotic stress, thereby increasing agricultural productivity in drought and saline environments.
The stable nature of MGS, coupled with the synthesis of MGS, makes it a valuable asset for bioremediation efforts. Microorganisms expressing MGS can be used for the biodegradation of toxic compounds under extreme environmental conditions, making bioremediation strategies more effective and sustainable.
Mannosylceramide synthase is a key enzyme involved in the biosynthesis of mannosylceramide, an essential osmotic pressure substance that allows microorganisms to thrive in high-salinity environments. It’s structural properties and catalytic mechanism lay the foundation for adaptation to osmotic pressure. The understanding of the role of MGS in osmotic stress reactions and its potential applications in various biotechnological fields opens new avenues for industrial production, crop engineering, and environmental remediation. Further research in this area holds promise for harnessing the potential of MGS to address numerous challenges in agriculture, biomedicine, and environmental protection.