Pandemic Avian Influenza and Intra/Interhaemagglutinin Subtype Electrostatic Variation among Viruses Isolated from Avian, Mammalian, and Human Hosts

Figure 6

ED analysis (heatmap) of the strictly antigenic, “core” RBD subregion of haemagglutinin (encompassing 130-loop to 220-loop). H5 dataset and colour coding as in Figure 1.