RT Journal Article SR Electronic T1 Structural analysis of the Spike of the Omicron SARS-COV-2 variant by cryo-EM and implications for immune evasion JF bioRxiv FD Cold Spring Harbor Laboratory SP 2021.12.27.474250 DO 10.1101/2021.12.27.474250 A1 Dongchun Ni A1 Kelvin Lau A1 Priscilla Turelli A1 Charlene Raclot A1 Bertrand Beckert A1 Sergey Nazarov A1 Florence Pojer A1 Alexander Myasnikov A1 Henning Stahlberg A1 Didier Trono YR 2021 UL http://biorxiv.org/content/early/2021/12/28/2021.12.27.474250.abstract AB The Omicron (B.1.1.529) SARS-COV-2 was reported on November 24, 2021 and declared a variant of concern a couple of days later.1,2 With its constellation of mutations acquired by this variant on its Spike glycoprotein and the speed at which this new variant has replaced the previously dominant variant Delta in South Africa and the United Kingdom, it is crucial to have atomic structural insights to reveal the mechanism of its rapid proliferation. Here we present a high-resolution cryo-EM structure of the Spike protein of the Omicron variant.Competing Interest StatementThe authors have declared no competing interest.