>4GXU_1|Chains A, C, E, G, I, K|Hemagglutinin HA1 chain|Influenza A virus (88776) ADPGDTICIGYHANNSTDTVDTVLEKNVTVTHSVNLLEDSHNGKLCKLKGIAPLQLGKCNIAGWLLGNPECDLLLTASSWSYIVETSNSENGTCYPGDFIDYEELREQLSSVSSFEKFEIFPKTSSWPNHETTKGVTAACSYAGASSFYRNLLWLTKKGSSYPKLSKSYVNNKGKEVLVLWGVHHPPTGTDQQSLYQNADAYVSVGSSKYNRRFTPEIAARPKVRDQAGRMNYYWTLLEPGDTITFEATGNLIAPWYAFALNRGSGSGIITSDAPVHDCNTKCQTPHGAINSSLPFQNIHPVTIGECPKYVRSTKLRMATGLRNIPSIQSR >4GXU_3|Chains M, O, Q, S, U, W|Antibody 1F1, heavy chain|Homo sapiens (9606) QVQLVQSGGGVVQPRRSLRLSCAASGFTFSSYAMHWVRQAPGKGLEWVAVISYDGRNKYYADSVKGRFTVSRDNSKNTLYLQMNSLRAEDTSVYYCARELLMDYYDHIGYSPGPTWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVEPKSCDK >4GXU_4|Chains N, P, R, T, V, X|Antibody 1F1, light chain|Homo sapiens (9606) QPVLTQPPSASGSPGQRVTISCSGSSSNIGSYTVNWYQQLPGTAPKLLIYSLNQRPSGVPDRFSGSKSGTSASLAISGLQSEDEAVYYCAAWDDSLSAHVVFGGGTKLTVLGQPKAAPSVTLFPPSSEELQANKATLVCLISDFYPGAVTVAWKADSSPVKAGVETTTPSKQSNNKYAASSYLSLTPEQWKSHRSYSCQVTHEGSTVEKTVAPTECS >4GXU_2|Chains B, D, F, H, J, L|Hemagglutinin HA2 chain|Influenza A virus (88776) GLFGAIAGFIEGGWTGMIDGWYGYHHQNEQGSGYAADQKSTQNAIDGITNKVNSVIEKMNTQFTAVGKEFNNLERRIENLNKKVDDGFLDIWTYNAELLVLLENERTLDFHDSNVRNLYEKVKSQLKNNAKEIGNGCFEFYHKCDDACMESVRNGTYDYPKYSEESKLNREEIDGV