Enzyme-Immobilized Metal-Organic Frameworks: From Preparation to Application

Area of Science:

• Biocatalysis
• Materials Science
• Nanotechnology

Background:

• Free enzymes offer high efficiency and specificity but are prone to deactivation under harsh conditions.
• Enzyme immobilization on nanomaterials, particularly metal-organic frameworks (MOFs), addresses stability issues.
• MOFs provide large surface areas, tunable porosity, and protective environments for enzyme stabilization.

Purpose of the Study:

• To review preparation strategies for enzyme-immobilized MOFs.
• To illustrate the diverse applications of enzyme-immobilized MOFs.
• To discuss current challenges and future prospects in this field.

Main Methods:

• Enzyme loading onto MOF structures.
• Characterization of enzyme-MOF composites.
• Evaluation of catalytic activity and stability.

Main Results:

• Enzyme-immobilized MOFs demonstrate enhanced stability and catalytic performance compared to free enzymes.
• MOFs facilitate selective mass transfer, improving catalytic processes.
• These composites show broad applicability in sensing, imaging, disease treatment, and environmental protection.

Conclusions:

• Enzyme-immobilized MOFs represent a promising strategy for developing robust and efficient biocatalysts.
• Further research is needed to overcome challenges and expand their applications.
• These advanced materials hold significant potential for various scientific and technological fields.