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. Author manuscript; available in PMC: 2018 Dec 4.
Published in final edited form as: Vaccine. 2017 Oct 25;35(48 Pt B):6691–6699. doi: 10.1016/j.vaccine.2017.10.018

Figure 1. M2 cytoplasmic tail.

Figure 1

M2 cytoplasmic tail schematic depicting amino acid frequency in all H3N2, H1N1, and H2N2 human isolate sequences from North America (complete genomes only) available in the Influenza Research Database. Search was performed 7/2/2017.