Programmed Recognition between Complementary Dinucleolipids To Control the Self-Assembly of Lipidic Amphiphiles

Area of Science:

• Systems Chemistry
• Supramolecular Chemistry
• Biomaterials Science

Background:

• Systems chemistry aims to create life-like molecular assemblies.
• Merging biological building blocks into synthetic systems offers emergent properties.
• Nucleolipids are hybrid molecules combining nucleic acids and lipids.

Purpose of the Study:

• To synthesize and characterize dinucleolipids with short nucleic acid sequences.
• To investigate the self-assembly behavior of these nucleolipids.
• To explore the potential applications of the resulting nanostructures.

Main Methods:

• Spectroscopic techniques were employed to study structural features.
• Microscopy was used to observe dynamic self-assembly processes.
• Varying nucleobase sequences and chiral effects were analyzed.

Main Results:

• Dinucleolipids self-assembled into various nanostructures, including spheres, rectangles, and fibrils.
• The self-assembly was controllable by nucleobase sequence and chirality.
• Encapsulation of hydrophobic molecules within the nanostructures was demonstrated.

Conclusions:

• Nucleolipids with short nucleic acid sequences offer control over self-assembly.
• The resulting nanostructures exhibit potential as drug delivery vehicles.
• These systems can serve as compartments for hosting specific chemical reactions.