Abstract
The adaptive immune system of sharks comprises a unique heavy chain-only antibody isotype, termed immunoglobulin new antigen receptor (IgNAR), in which antigen binding is mediated by a single variable domain, referred to as vNAR. In recent years, efforts were made to harness these domains for biomedical and biotechnological applications particularly due to their high affinity and specificity combined with a small size and high stability. Herein, we describe protocols for the construction of semisynthetic, CDR3-randomized vNAR libraries for the isolation of target-specific paratopes by yeast surface display. Additionally, we provide guidance for affinity maturation of a panel of antigen-enriched vNAR domains through CDR1 diversification of the FACS-selected, antigen-enriched population and sublibrary establishment.
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Kolmar, H., Grzeschik, J., Könning, D., Krah, S., Zielonka, S. (2023). Construction of Semisynthetic Shark vNAR Yeast Surface Display Antibody Libraries . In: Hust, M., Lim, T.S. (eds) Phage Display. Methods in Molecular Biology, vol 2702. Humana, New York, NY. https://doi.org/10.1007/978-1-0716-3381-6_11
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DOI: https://doi.org/10.1007/978-1-0716-3381-6_11
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