MUTANT STRAINS OF COVID-19
Apr 10, 2021
2 minutes
Graphics by TANMOY CHAKRABORTY
EARLY CHINA VARIANT (D614G)
Emerging from Wuhan, it replaced the first virus identified in Jan. 2020, and became the dominant global strain by June
What does the mutation do? Helps the virus attach more efficiently to the ACE2 receptor in the human host
Was found in 10 per cent of 997 global genome sequences before Mar. 1, 67 per cent sequences from Mar. 1-Mar. 31 and 78
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