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²Î¿¼Îļþ

1.Gallagher T M, Buchmeier M J. Coronavirus spike proteins in viral entry and pathogenesis[J]. Virology, 2001, 279(2): 371-374.

2.Yan R, Zhang Y, Li Y, et al. Structural basis for the recognition of SARS-CoV-2 by full-length human ACE2[J]. Science, 2020, 367(6485): 1444-1448.

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