SARS Coronavirus 2 XBB.1.16.15

**Semantic type:** Virus

**Definition:** A sublineage variant of the XBB.1.16 recombinant lineage of SARS coronavirus 2. This lineage has the same amino acid variations as XBB.1.16 but harbors two additional amino acid substitutions in the spike glycoprotein, K147N and P521S.

**Synonyms:** - Omicron - SARS Coronavirus 2 Variant Lineage XBB.1.16.15 - SARS-CoV-2 XBB.1.16.15 - SARS2 XBB.1.16.15 - XBB.1.16.15