github nextstrain/nextclade_data 2023-04-03--14-41-25--UTC
2023-04-02

latest releases: 2025-11-20--19-02-04Z, 2025-11-19--20-40-14Z, 2025-11-04--15-46-13Z...
2 years ago

2023-04-02

New dataset version (tag 2023-04-02T12:00:00Z)

Influenza virus datasets

All Influenza virus datasets were updated with more recent sequences. The trees now include more older reference viruses for more robust designation of older clades.
The B/Vic annotation of the HA segment was fixed - it was previously off by 3 nucleotides resulting in amino acid numbering being off by one.

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