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General description
2′-O-Methyltransferase can be used for the enzymatic methylation of a 7-methylguanylate cap (Cap-0) structure, generating the Cap-1 structure. The Cap-1 structure is formed from m7 G-ppp-RNA (RNA with Cap-0 structure, m7 G-ppp-RNA, from the action of mRNA Guanylyltransferase) by catalyzing a 2′-O-methylation in the ribose of the first transcribed nucleotide, consuming S-Adenosylmethionine (SAM) in the process. 5′-cap structures of mRNA are vital for several reasons: Transcript Stability: The addition of a 5′-cap protects the mRNA from exonucleolytic degradation, thereby prolonging its half-life in the cellular environment.
Support for Translation: The cap structure facilitates the recognition of mRNA by the ribosome, promoting efficient translation initiation and ensuring accurate protein synthesis.
Reduced Immunogenicity: Modified cap structures, such as Cap-1, help to reduce the immunogenic response of the mRNA in host cells, minimizing the risk of an adverse immune reaction.
Enhanced Functionality: The presence of a proper cap structure is crucial for the overall functionality of mRNA, influencing its interaction with various cellular machinery involved in translation and processing.
Application
mRNA Stability Studies: 2′-O-Methyltransferase is utilized to investigate the impact of different cap structures on the stability of mRNA transcripts. By comparing the degradation rates of capped versus uncapped mRNA, insights into the mechanisms of mRNA stability can be gained.
Translation Efficiency Experiments: The enzyme is employed in experiments to assess the role of capping in translation initiation. Various cap modifications can be analyzed for their influence on ribosome assembly and the subsequent translation of reporter genes.
Gene Expression Analysis: The use of 2′-O-Methyltransferase allows for the creation of mRNA with defined cap structures, enabling the exploration of how capping affects the expression levels of specific genes in different cellular contexts.
In Vitro Transcription Systems: The enzyme is applied in the development of in vitro transcription systems that produce capped mRNA for functional assays. This facilitates the evaluation of mRNA efficacy in cellular assays, including transfection studies and protein production.
Immunogenicity Research: Understanding the immunogenic response to mRNA is crucial in vaccine development. Modifying cap structures through the action of 2′-O-Methyltransferase enables the study of how these modifications influence the immune response to mRNA in various model systems.
Features and Benefits
Scalable mRNA Synthesis: Designed for scalable mRNA production, suitable for both small-scale laboratory research and large-scale applications in biotechnology and pharmaceuticals.
Enhanced Stability: The Cap-1 structure significantly increases the stability of mRNA, leading to prolonged expression of the encoded protein.
Improved Translation Efficiency: Proper capping ensures more efficient translation initiation, resulting in higher yields of the desired protein.
Reduced Degradation: The cap structure protects mRNA from degradation by cellular exonucleases, facilitating longer-lasting protein expression.
Versatile Applications: The enzyme can be utilized in various biotechnological applications, including vaccine development, gene therapy, and synthetic biology.
| form | solution |
| packaging | pkg of 500 μg |
| manufacturer/tradename | Roche 10424346001 |
| storage temp. | −20°C |
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