>4XNQ_2|Chains B, E[auth H]|H5.3 heavy chain|Homo sapiens (9606) QVQLQESGPGLVKPSGTVSLTCAVSGGSISSSYWWSWVRQPPGKGLEWIGEIYHSGNTNYNPSLKSRVTISVDKSKNLFSLKLSSVTAADTAVYYCARVALFDILTGGWFDPWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVELKTPT >4XNQ_1|Chains A, D[auth L]|H5.3 Light chain|Homo sapiens (9606) YELTQPPSVSVSPGQTVNITCSGDTLGDKYVCWYQQKPGQSPVLVIYQDTKRPSGIPERFSGSNSGDTATLTVSGTQAMDEADYYCQAWDSSSFVFGTGTKVTVLGQPKANPTVTLFPPSSEELQANKATLVCLISDFYPGAVTVAWKADGSPVKAGVETTKPSKQSNNKYAASSYLSLTPEQWKSHRSYSCQVTHEGSTVEKTVAPT >4XNQ_3|Chains C, F[auth D]|Influenza H5 HA head domain VietNam rdt mutations|Influenza A virus (11320) KPLILRDCSVAGWLLGNPMCDEFINVPEWSYIVEKANPVNDLCYPGDFNDYEELKHLLSRINHFEKIQIIPKSSWSSHEASLGVSSACPYQGKSSFFRNVVWLIKKDSTYPTIKRSYNNTNQEDLLVLWGIHHPNDAAEQTKLYQNPTTYISVGTSTLNQRLVPRIATRSKVNGQSGRMEFFWTILKPNDAINFESNGNFIAPEYAYKIVKK