4C1W:
reference: Prevention of influenza by targeting host receptors using engineered proteins., Connaris H, Govorkova EA, Ligertwood Y, Dutia BM, Yang L, Tauber S, Taylor MA, Alias N, Hagan R, Nash AA, Webster RG, Taylor GL, Proc Natl Acad Sci U S A. 2014 Apr 29;111(17):6401-6. doi:, 10.1073/pnas.1404205111. Epub 2014 Apr 14. PMID: 24733924

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