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Protocols for Rational Design of Protein Solubility and Aggregation Properties Using Aggrescan3D Standalone
Aleksander Kuriata1, Aleksandra E Badaczewska-Dawid2, Jordi Pujols3,4
1Faculty of Chemistry, Biological and Chemical Research Centre, University of Warsaw, Warsaw, Poland.
Methods in Molecular Biology (Clifton, N.J.)
|February 15, 2022
Summary
Protein aggregation hinders therapeutic development. The Aggrescan3D (A3D) tool uses 3D structures to predict mutations that improve protein solubility and reduce aggregation, aiding in the design of stable protein therapeutics.
Area of Science:
- Biochemistry
- Structural Biology
- Computational Biology
Background:
- Protein aggregation poses significant challenges in the development and manufacturing of protein-based therapeutics.
- Rational protein redesign using computational methods is crucial for creating stable, aggregation-resistant variants.
Purpose of the Study:
- To introduce the Aggrescan3D (A3D) standalone package for rational design of protein solubility.
- To demonstrate the practical application of A3D in improving aggregation properties of therapeutic proteins.
Main Methods:
- Utilized the Aggrescan3D (A3D) standalone package, which analyzes three-dimensional protein structures.
- Applied A3D to predict amino acid mutations for enhancing protein solubility and aggregation resistance.
Main Results:
- Case studies involving three therapeutic proteins, including antibodies, showcased the utility of A3D.
- Identified non-destabilizing amino acid mutations on protein surfaces that effectively improve protein solubility.
Conclusions:
- The A3D standalone tool facilitates the rational design of protein therapeutics with improved solubility and aggregation profiles.
- Predictive computational approaches like A3D are valuable for overcoming hurdles in protein-based drug development.
Keywords:
Aggregation predictionAggrescan3DComputational modelingProtein aggregationProtein designStructure-based design
