Emerging technologies for protease engineering: New tools to clear out disease

Area of Science:

• Biotechnology
• Biochemistry
• Enzymology

Background:

• Proteases are crucial enzymes regulating biological processes by cleaving proteins.
• Their broad substrate specificity poses challenges for therapeutic applications, limiting current use to a few proteases.
• Engineering protease selectivity, activity, and stability is essential for wider therapeutic use.

Purpose of the Study:

• To review recent advances in protease engineering tools and methods.
• To highlight opportunities for redesigning human secreted proteases.
• To discuss the future potential of engineered proteases in therapeutics.

Main Methods:

• Development of high-throughput bacterial and yeast-based screening methods.
• Protease redesign focusing on specificity, activity, and stability.
• Engineering of human secreted proteases.

Main Results:

• Protease variants with novel specificities have been generated.
• Engineered proteases exhibit reduced toxicity and increased resistance to inhibitors.
• New tools facilitate the redesign of human secreted proteases.

Conclusions:

• Protease engineering offers significant potential for biotechnological and therapeutic applications.
• Advances in high-throughput methods are key to overcoming limitations of current protease therapeutics.
• Further development of protease engineering tools will expand their use in medicine.