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Table 1 Important variants of SARS-CoV-2 that emerged in late 2020

From: COVID-19 one year into the pandemic: from genetics and genomics to therapy, vaccination, and policy

Lineage Other designations Likely origin Key genetic changes
B.1.1.7 20I/501Y.V1 UK 69-70del, 144del, S:N501Y
B.1.351 20H/501Y.V2 South Africa S:E484K, S:N501Y
P.1 20J/501Y.V3 Brazil S:E484K, S:N501Y
  1. Evidence from epidemiological and in vitro assays suggests that variants bearing the key genetic changes listed below are more transmissible