Application of TEV Protease in Protein Production

Area of Science:

• Biochemistry
• Molecular Biology
• Protein Engineering

Background:

• Purification of native proteins for analysis is often limited by low yields and technical challenges.
• Recombinant DNA technology offers a solution by enabling large-scale production of proteins in heterologous systems.
• Diverse recombinant protein production strategies exist, tailored to specific protein applications like antibody production or crystallography.

Purpose of the Study:

• To review common methods for producing recombinant fusion proteins.
• To describe a versatile method for removing affinity tags from recombinant fusion proteins.
• To highlight the utility of tobacco etch virus (TEV) protease for specific tag cleavage.

Main Methods:

• Review of established recombinant fusion protein production techniques.
• Detailed description of a specific affinity tag removal strategy.
• Utilizing tobacco etch virus (TEV) protease for site-specific cleavage of fusion proteins.

Main Results:

• Recombinant DNA methodologies effectively overcome native protein purification limitations.
• Tobacco etch virus (TEV) protease exhibits high specificity in cleaving affinity tags.
• TEV protease functions effectively across a broad range of conditions (salt, temperature, pH).

Conclusions:

• Recombinant protein production is a viable alternative to native protein purification.
• TEV protease is a highly specific and versatile tool for removing affinity tags from recombinant fusion proteins.
• This method facilitates the production of purified proteins for various downstream applications.