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Mutations in SARS-CoV-2 variants of concern link to increased spike cleavage and virus transmission

Mary Wilson

Well-known member
Received 30 August 2021, Revised 6 December 2021, Accepted 14 January 2022, Available online 21 January 2022.

Published: March 9, 2022

DOI:https://doi.org/10.1016/j.chom.2022.01.006

AlbaEscalera[SUP]1[/SUP][SUP]2[/SUP][SUP]3[/SUP]Ana S.Gonzalez-Reiche[SUP]4[/SUP]SadafAslam[SUP]1[/SUP][SUP]2[/SUP]IgnacioMena[SUP]1[/SUP][SUP]2[/SUP]ManonLaporte[SUP]1[/SUP][SUP]2[/SUP]Rebecca L.Pearl[SUP]1[/SUP][SUP]2[/SUP]AndreaFossati[SUP]5[/SUP][SUP]6[/SUP][SUP]7[/SUP][SUP]8[/SUP]RaveenRathnasinghe[SUP]1[/SUP][SUP]2[/SUP][SUP]3[/SUP]HalaAlshammary[SUP]1[/SUP]Adrianavan de Guchte[SUP]4[/SUP]KeithFarrugia[SUP]4[/SUP]YirenQin[SUP]9[/SUP]MehdiBouhaddou[SUP]5[/SUP][SUP]6[/SUP][SUP]7[/SUP][SUP]8[/SUP]ThomasKehrer[SUP]1[/SUP][SUP]2[/SUP][SUP]3[/SUP]LorenaZuliani-Alvarez[SUP]5[/SUP][SUP]6[/SUP][SUP]7[/SUP][SUP]8[/SUP]David A.Meekins[SUP]10[/SUP]VelmuruganBalaraman[SUP]10[/SUP]ChesterMcDowell[SUP]10[/SUP]Jürgen A.Richt[SUP]10[/SUP]GoranBajic[SUP]1[/SUP]Emilia MiaSordillo[SUP]11[/SUP]MarionDejosez[SUP]9[/SUP]Thomas P.Zwaka[SUP]9[/SUP]NevanKrogan[SUP]1[/SUP][SUP]5[/SUP][SUP]6[/SUP][SUP]7[/SUP][SUP]8[/SUP]VivianaSimon[SUP]1[/SUP][SUP]2[/SUP][SUP]11[/SUP][SUP]12[/SUP]Randy A.Albrecht[SUP]1[/SUP][SUP]2[/SUP]Harmvan Bakel[SUP]4[/SUP][SUP]13[/SUP]AdolfoGarcia-Sastre[SUP]1[/SUP][SUP]2[/SUP][SUP]11[/SUP][SUP]12[/SUP][SUP]14[/SUP][SUP]15[/SUP][SUP]16[/SUP]TeresaAydillo[SUP]1[/SUP][SUP]2[/SUP][SUP]15[/SUP]

Highlights:

•The S:655Y mutation in SARS-CoV-2 enhances spike protein cleavage and fusogenicity
The S:655Y mutation increases transmissibility in vivo
•S:655Y was able to outcompete ancestral S:655H in vivo
•SARS-CoV-2 VOCs evolve to acquire an increased spike cleavage and fusogenic ability

https://www.sciencedirect.com/science/article/abs/pii/S1931312822000427
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