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SpookiePuppy (talk | contribs) →Nomenclature: Adding supporting reference after "GR/484A", with quotation. |
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On 26 November, the [[World Health Organization|WHO's]] Technical Advisory Group on SARS-CoV-2 Virus Evolution declared [[PANGOLIN|PANGO lineage]] B.1.1.529 a variant of concern and designated it with the Greek letter [[omicron]].<ref name="who-statement" /><ref name=":0" /><ref name=":1" /> The WHO skipped [[Nu (letter)|nu]] and [[Xi (letter)|xi]], the next letters in the [[Greek alphabet]], to avoid confusion with the English word "new" and the common Chinese surname [[Xi (surname)|Xi]].<ref>{{Cite news|last1=Parekh|first1=Marcus|last2=Platt|first2=Poppie|last3=Team|first3=Global Health Security|last4=Barnes|first4=Joe|date=26 November 2021|title=Coronavirus latest news: EU suspends all flights to southern Africa over omicron Covid variant fears|language=en-GB|work=The Telegraph|url=https://www.telegraph.co.uk/global-health/science-and-disease/covid-new-south-african-variant-strain-lockdown-restrictions/|access-date=26 November 2021|issn=0307-1235}}</ref><ref name=":1"/><ref>{{Cite news|last=Patel|first=Vimal|date=2021-11-27|title=How Omicron, the New Covid-19 Variant, Got Its Name|language=en-US|work=The New York Times|url=https://www.nytimes.com/2021/11/27/world/africa/omicron-covid-greek-alphabet.html|access-date=2021-11-28|issn=0362-4331}}</ref><ref>{{Cite web|date=2021-11-27|title=There are several COVID-19 variants you haven't heard of|url=https://www.newsnationnow.com/health/coronavirus/there-are-several-covid-19-variants-you-havent-heard-of/|access-date=2021-11-27|website=NewsNation Now|language=en-US}}</ref> The World Health Organization reserves the Omicron designation for "variants of concern".<ref>{{Cite news|date=26 November 2021|title=Countries are scrambling to stop a new covid variant|language=en-GB|work=The Economist|url=https://www.economist.com/science-and-technology/2021/11/26/a-new-covid-19-variant-has-emerged/|access-date=26 November 2021}}</ref><ref name=":1"/>
The [[GISAID]] project has assigned it the [[clade]] identifier GR/484A<ref>{{cite web |url=https://www.gisaid.org/ |title=In focus |author=<!--Not stated--> |date=28 November 2021 |website=www.gisaid.or |publisher=GISAID |access-date=28 November 2021 |quote=The unique mix of spike amino acid changes in Omicron GR/484A (B.1.1.529) is of interest as it comprises several that were previously known to affect receptor binding and antibody escape.}}</ref> and the [[Nextstrain]] project has assigned it the clade identifier 21K.
=== Mutations ===
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