De novo protein design enables the precise induction of RSV-neutralizing antibodies

Author:

Sesterhenn Fabian12ORCID,Yang Che12ORCID,Bonet Jaume12ORCID,Cramer Johannes T.3ORCID,Wen Xiaolin4ORCID,Wang Yimeng5ORCID,Chiang Chi-I5,Abriata Luciano A.12ORCID,Kucharska Iga67,Castoro Giacomo3,Vollers Sabrina S.12ORCID,Galloux Marie8,Dheilly Elie9,Rosset Stéphane12ORCID,Corthésy Patricia12,Georgeon Sandrine12ORCID,Villard Mélanie12ORCID,Richard Charles-Adrien8,Descamps Delphyne8ORCID,Delgado Teresa10,Oricchio Elisa9ORCID,Rameix-Welti Marie-Anne11ORCID,Más Vicente10,Ervin Sean12ORCID,Eléouët Jean-François8ORCID,Riffault Sabine8,Bates John T.13ORCID,Julien Jean-Philippe67ORCID,Li Yuxing514,Jardetzky Theodore4ORCID,Krey Thomas315161718ORCID,Correia Bruno E.12ORCID

Affiliation:

1. Institute of Bioengineering, École Polytechnique Fédérale de Lausanne, Lausanne CH-1015, Switzerland.

2. Swiss Institute of Bioinformatics (SIB), Lausanne CH-1015, Switzerland.

3. Institute of Virology, Hannover Medical School, Hannover 30625, Germany.

4. Department of Structural Biology, Stanford University School of Medicine, Stanford, CA 94305, USA.

5. Institute for Bioscience and Biotechnology Research, University of Maryland, Rockville, MD 20850, USA.

6. Program in Molecular Medicine, Hospital for Sick Children Research Institute, Toronto, Ontario M5G 0A4, Canada.

7. Departments of Biochemistry and Immunology, University of Toronto, Toronto, Ontario M5S 1A8, Canada.

8. Université Paris-Saclay, INRAE, UVSQ, VIM, 78350 Jouy-en-Josas, France.

9. Swiss Institute for Experimental Cancer Research, School of Life Sciences, École Polytechnique Fédérale de Lausanne, Lausanne CH-1015, Switzerland.

10. Centro Nacional de Microbiología, Instituto de Salud Carlos III, 28220 Madrid, Spain.

11. UMR1173, INSERM, Université de Versailles St. Quentin, 78180 Montigny le Bretonneux, France.

12. Wake Forest Baptist Medical Center, Winston Salem, NC 27157, USA.

13. University of Mississippi Medical Center, Jackson, MS 39216, USA.

14. Department of Microbiology and Immunology & Center of Biomolecular Therapeutics, University of Maryland School of Medicine, Baltimore, MD 21201, USA.

15. German Center for Infection Research (DZIF), 38124 Braunschweig, Germany.

16. Institute of Biochemistry, Center of Structural and Cell Biology in Medicine, University of Luebeck, D-23538 Luebeck, Germany.

17. Excellence Cluster 2155 RESIST, Hannover Medical School, 30625 Hannover, Germany.

18. Centre for Structural Systems Biology (CSSB), 22607 Hamburg, Germany.

Abstract

TopoBuilding precision vaccines To induce strong and targeted neutralizing antibody (nAb) responses against vaccine targets, one strategy has been to use computationally designed immunogens. However, the structural complexity of many known neutralization epitopes has posed a major challenge for the design of accurate epitope mimetics. Sesterhenn et al. created a protein design algorithm called TopoBuilder to design scaffolds for irregular and discontinuous neutralization epitopes. As a proof of principle, the authors generated epitope-focused immunogens based on the prefusion conformation of the respiratory syncytial virus (RSV) fusion protein. When these immunogens were used to vaccinate mice and nonhuman primates in RSV infection models, they generated targeted nAb responses to RSV and boosted site-specific nAb responses in heterologous prime-boost vaccination schemes. Science , this issue p. eaay5051

Funder

European Research Council

Swiss National Science Foundation

Publisher

American Association for the Advancement of Science (AAAS)

Subject

Multidisciplinary

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