SARS Coronavirus 2 XBB.1.5.10

**Semantic type:** Virus

**Definition:** A sublineage variant of the XBB.1.5 recombinant lineage of SARS coronavirus 2. This lineage has the same amino acid variations as XBB.1.5 but also harbors the amino acid substitutions A1643V in the ORF1b protein and F456L in the spike glycoprotein.

**Synonyms:** - Omicron - SARS Coronavirus 2 Variant Lineage XBB.1.5.10 - SARS-CoV-2 XBB.1.5.10 - SARS2 XBB.1.5.10 - XBB.1.5.10