Protein Nanostructure Fabrication via Selective Surface Patterning
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Solution Overview
Problem
Current technologies lack the ability to precisely control the structural and functional properties of materials at the nanoscale, limiting their applications in areas like energy, water purification, and medical devices.
Innovation Solution
A method for assembling protein nanostructures on surfaces by selectively patterning fixation sites and bonding protein nodes, allowing for constrained positioning and orientation, using engineered proteins and self-assembly techniques to create scalable and functional biomaterials.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If conventional materials and methods are used, then manufacturing process is simple, but manufacturing precision at nanoscale is insufficient
Solution Approach 1:
The patent employs self-assembly of protein nodes into nanostructures, where the biological components automatically organize themselves into precise geometric arrangements through inherent molecular recognition and binding mechanisms, eliminating the need for complex external manipulation equipment and achieving nanoscale precision through natural self-organization processes
Solution Approach 2:
The patent utilizes controllable protein-protein interactions that can be modulated by changing environmental parameters such as pH, temperature, and ionic strength, allowing dynamic control over assembly processes and enabling precise structural formation through parameter optimization rather than complex mechanical control
2Manufacturing precision
If protein nodes are used for self-assembly, then manufacturing precision is improved, but ease of manufacture decreases
Solution Approach 1:
The patent designs protein nodes with pre-engineered interaction domains and binding sites that are configured in advance to achieve specific geometric arrangements, allowing the nanostructures to self-assemble into predetermined patterns without requiring real-time manipulation or complex fabrication protocols
Solution Approach 2:
The patent uses protein interaction domains as intermediary elements that mediate between the protein nodes and the final nanostructure configuration, enabling controlled assembly through specific molecular recognition events that simplify the overall manufacturing process while maintaining high precision
3Productivity
If scalable production is implemented, then productivity increases, but manufacturing precision may be compromised
Solution Approach 1:
The patent divides the nanostructure fabrication into modular protein node units that can be independently produced and purified, then assembled into larger structures through standardized interaction interfaces, enabling scalable production while maintaining uniformity through modular replication of proven design elements
Solution Approach 2:
The patent employs universal protein interaction domains that can be used across different nanostructure designs and applications, allowing a single set of well-characterized building blocks to be scaled up for various purposes while maintaining consistent structural and functional properties through standardized molecular interfaces
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables the fabrication of nanoscale materials and devices with precise structural and functional properties, enhancing applications in biosensors, water purification, and semiconductor fabrication, while allowing for scalable production and integration with biological systems.
Implementation Method 1
A terminal cysteine group on the at least one protein node can bond with the fixation site
Implementation Method 2
The interaction domain of the first protein node and the interaction domain of the second protein node can interact through an electrostatic, a hydrogen bonding, a hydrophobic, and/or a van der Waals interaction
Implementation Method 3
The interaction domain of the first protein node and the interaction domain of the second protein node can interact through an electrostatic, a hydrogen bonding, a hydrophobic, and/or a van der Waals interaction
Implementation Method 4
The interaction domain of the first protein node and the interaction domain of the second protein node can interact through an electrostatic, a hydrogen bonding, a hydrophobic, and/or a van der Waals interaction
Implementation Method 5
The interaction domain of the first protein node and the interaction domain of the second protein node can interact through an electrostatic, a hydrogen bonding, a hydrophobic, and/or a van der Waals interaction
Implementation Method 6
The surface can be selectively patterned with the fixation site by depositing a metal, noble metal, or gold atom or cluster of atoms onto the surface with an atomic force microscope tip
Data Source
AI summary
A method of assembling a protein nanostructure on a surface including selectively patterning a surface with a fixation site, bringing a protein node into contact with the surface, and allowing the protein node to bond with the fixation site, so that the position and/or orientation of the protein node is constrained, and compositions.