USA/UK: 2 separate clades of Delta coronavirus variant with K417N – AY.1 and AY.2

Through routine scanning of variation in Delta, a small number of sequences were detected which had acquired the spike protein mutation K417N....More...

Japan identifies a B.1.1.28 coronavirus strain with E484K and N501Y mutations from a traveller from the Philippines

The National Institute of Infectious Diseases, Japan, identified a B.1.1.28 strain with E484K and N501Y mutations from a SARS-CoV-2-positive sample collected on February 25, 2020 at a point of entry to Japan from a traveller from the Philippines(virus name : hCoV-19/Japan/IC-0824/2021, GISAID Accession ID: EPI_ISL_1198832) (1).… ...More...