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. 2020 Jun 21;98:166–175. doi: 10.1016/j.ijid.2020.06.063

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© 2020 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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Structural aspects of 6vw1. A: RBD (E chain) of 6VW1 shown in CPK representation while ACE2 (A chain) is shown in line representation. B: Only RBD (E Chain) shown in line representation with active residues in CPK representation.