Source : Biorxiv , (A) The region in which the amino acid 614 was localized (square) on the trimer of Spike molecules (B) Predicted residue interactions with electrostatic (middle panels) and lipophibic (right panels) properties were compared between Spike D614 and G614 variants. (C) Sera from COVID-19 patients developing mild (blue, n=17), moderate (green, n=13) (D) Percentage of patients with decreased seropositivity against D614 and G614 variants from the different groups were presented.











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