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. 2021 Jul 7;40:101243. doi: 10.1016/j.nantod.2021.101243

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© 2021 The Authors

Since January 2020 Elsevier has created a COVID-19 resource centre with free information in English and Mandarin on the novel coronavirus COVID-19. The COVID-19 resource centre is hosted on Elsevier Connect, the company's public news and information website. Elsevier hereby grants permission to make all its COVID-19-related research that is available on the COVID-19 resource centre - including this research content - immediately available in PubMed Central and other publicly funded repositories, such as the WHO COVID database with rights for unrestricted research re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for free by Elsevier for as long as the COVID-19 resource centre remains active.

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Fig. 6 — The theoretical calculation for the interaction of Ag-TiO₂ SAN and S1 RBD. (a) Western blot showing that the interaction of S1 RBD and Ag-TiO₂ SAN is not affected by human serum. (b) Percentages of asparagine (Asn), glycine (Gly), and cysteine (Cys) residues on the surfaces of spike protein and albumin. (c) The geometric structure of the Ag@Ti₆O₉(OH)₆ cluster simulating NPs with Ag atoms doped on the anatase TiO₂. (d) The conformations of Asn, Gly and Cys binding with the Ag@Ti₆O₉(OH)₆ cluster.