The first step of SARS-CoV-2 infection is binding of the spike protein’s receptor binding domain to the host cell’s ACE2 receptor on the plasma membrane.
![](https://v2.anonup.com/upload/avatars/2021/01/btkjOBLgZHmIcINdSnwY_21_b092da3652fb61889de3b000eb550372_thumbnail_512x512.jpg)
Hello Frens! Here I am. Glad to have found you A little battle worn but STILL IN IT! Keeping love in my heart and "Peace as the Prize"
In response The Mac to his Publication
What does this mean?
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In response StillInIt X3for45 to her Publication
Premeditated.