Fig. 3From: Prediction of the next highly pathogenic avian influenza pandemic that can cause illness in humansSecondary structures and energies of the HA 5′-UTR of the Singapore/1/57(H2N2), Aichi/2-MA/1968(H3N2), and Jiangsu/2/2013(H7N9) site-mutant variants (energy unit is kcal/mol)Back to article page