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

latest releases: 2026-05-22--16-04-17Z, 2026-05-18--20-09-34Z, 2026-05-15--16-16-45Z...
3 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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