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. 2021 Jan 5;8:622632. doi: 10.3389/fchem.2020.622632

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Copyright © 2021 Sakkiah, Guo, Pan, Ji, Yavas, Azevedo, Hawes, Patterson and Hong.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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(A) Homology model of the wild-type trimeric form of Severe Acute Respiratory Syndrome Coronavirus-2 spike protein complexed with ACE2. The template structures are in green and red. The chain A, chain B, and chain C of the trimeric spike protein, and ACE2 are colored in yellow, magenta, cyan and brown, respectively. (B) Superimposition of the template structures (green and blue) and the modeled trimeric form of the spike protein (yellow, magenta, and cyan) complexed with ACE2 (brown).