SARS-CoV-2 Spike Protein S2

**Semantic type:** Amino Acid, Peptide, or Protein

**Definition:** Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) spike protein 2 (588 aa, 65 kDa) is encoded by the SARS-CoV-2 S gene. This protein plays a role in internalization by or fusion with host cell membranes.

**Synonyms:** - S2 - S2 Subunit - SARS2 Spike Protein S2 - Severe Acute Respiratory Syndrome Coronavirus 2 Spike Protein S2 - Spike 2 - Spike Protein S2