SARS Coronavirus 2 GK.1.1

**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 A4068S in the ORF1a protein, and L455F, F456L, T573I and S704L in the spike glycoprotein.

**Synonyms:** - GK.1.1 - Omicron - SARS Coronavirus 2 Variant Lineage GK.1.1 - SARS-CoV-2 GK.1.1 - SARS2 GK.1.1 - XBB.1.5.70.1.1