Pre-print: SARS-CoV-2 spike variant N439K enhances binding to ACE2, has the same clinical outcome as wild type, is associated with 2 lineages (one extinct, one still circulating) & shows evidence of immune evasion, highlighting importance of surveillance: https://t.co/L8byGsSxKa pic.twitter.com/3fbrHTk42C

— Robertson (@robertson_lab) November 5, 2020