Figure 1.
SARS-CoV-2 structure with the localization of the main structural proteins (arrows). The coronavirion is spherical, of about 100 to 120 nm of diameter. +ssRNA, indicates the positive-sense single-stranded RNA genome.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.