National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)
米国
引用
ジャーナル: Cell / 年: 2022 タイトル: Structure, receptor recognition, and antigenicity of the human coronavirus CCoV-HuPn-2018 spike glycoprotein. 著者: M Alejandra Tortorici / Alexandra C Walls / Anshu Joshi / Young-Jun Park / Rachel T Eguia / Marcos C Miranda / Elizabeth Kepl / Annie Dosey / Terry Stevens-Ayers / Michael J Boeckh / Amalio ...著者: M Alejandra Tortorici / Alexandra C Walls / Anshu Joshi / Young-Jun Park / Rachel T Eguia / Marcos C Miranda / Elizabeth Kepl / Annie Dosey / Terry Stevens-Ayers / Michael J Boeckh / Amalio Telenti / Antonio Lanzavecchia / Neil P King / Davide Corti / Jesse D Bloom / David Veesler / 要旨: The isolation of CCoV-HuPn-2018 from a child respiratory swab indicates that more coronaviruses are spilling over to humans than previously appreciated. We determined the structures of the CCoV-HuPn- ...The isolation of CCoV-HuPn-2018 from a child respiratory swab indicates that more coronaviruses are spilling over to humans than previously appreciated. We determined the structures of the CCoV-HuPn-2018 spike glycoprotein trimer in two distinct conformational states and showed that its domain 0 recognizes sialosides. We identified that the CCoV-HuPn-2018 spike binds canine, feline, and porcine aminopeptidase N (APN) orthologs, which serve as entry receptors, and determined the structure of the receptor-binding B domain in complex with canine APN. The introduction of an oligosaccharide at position N739 of human APN renders cells susceptible to CCoV-HuPn-2018 spike-mediated entry, suggesting that single-nucleotide polymorphisms might account for viral detection in some individuals. Human polyclonal plasma antibodies elicited by HCoV-229E infection and a porcine coronavirus monoclonal antibody inhibit CCoV-HuPn-2018 spike-mediated entry, underscoring the cross-neutralizing activity among ɑ-coronaviruses. These data pave the way for vaccine and therapeutic development targeting this zoonotic pathogen representing the eighth human-infecting coronavirus.