6HJN:
reference: Influenza hemagglutinin membrane anchor., Benton DJ, Nans A, Calder LJ, Turner J, Neu U, Lin YP, Ketelaars E, Kallewaard NL, Corti D, Lanzavecchia A, Gamblin SJ, Rosenthal PB, Skehel JJ, Proc Natl Acad Sci U S A. 2018 Sep 17. pii: 1810927115. doi:, 10.1073/pnas.1810927115. PMID: 30224494

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