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Representation of mutations in mink-originated severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) isolates. Group A: November 2020 mink isolates. Group B: January 2021 mink isolates and a single human isolate. Group C: nearest neighbours in lineage B.1.1.279 human isolates. The yellow colour represents mutations fixed in November 2020. The red colour represents mutations acquired during 3 months passages on the mink farm
