Modification of CCMV Nanocages for Enzyme Encapsulation

Area of Science:

• Biochemistry
• Nanotechnology
• Molecular Biology

Background:

• Enzyme compartmentalization is vital for cellular protection and regulation.
• Controlled enzyme encapsulation in nanostructures aids biocatalysis research.
• Viral capsids offer well-defined, uniform nanoparticle structures.

Purpose of the Study:

• To detail experimental procedures for enzyme encapsulation within viral capsids.
• To demonstrate a method for covalently attaching enzymes to capsid interiors.
• To assess the catalytic activity of encapsulated enzymes.

Main Methods:

• Enzymatic method utilizing a peptide tag for covalent attachment.
• Encapsulation of a model enzyme into viral capsids.
• Purification of enzyme-loaded viral capsids.
• Measurement of encapsulated enzyme catalytic activity.

Main Results:

• Successful covalent attachment of enzymes to the interior of viral capsids.
• Purification of uniform, enzyme-containing viral nanoparticles.
• Demonstration of measurable catalytic activity for encapsulated enzymes.

Conclusions:

• The described method enables controlled enzyme encapsulation within viral capsids.
• This technique provides a platform for studying enzyme function in a confined nanoparticle environment.
• Viral capsids serve as effective nanoreactors for biocatalytic applications.