TY - RPRT TI - Influenza hemagglutinin subtypes have different sequence constraints despite sharing extremely similar structures AU - Ahn, J. J. AU - Yu, T. C. AU - Dadonaite, B. AU - Radford, C. E. AU - Bloom, J. D. PY - 2026 DO - 10.64898/2026.01.05.697808 UR - https://www.biorxiv.org/content/10.64898/2026.01.05.697808v1 ID - 10.64898/2026.01.05.697808 ER -