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. 2021 Mar 5;9(3):221. doi: 10.3390/vaccines9030221

Figure 3.

Figure 3

SARS-CoV-2 virus structure and current vaccines. S-spike protein (outer spiky glycoprotein), with the 2 domains (S1 and S2), envelope protein (E), membrane glycoprotein (M), and nucleocapsid protein (N), ssRNA, single-stranded RNA.