>5Y2L_1|Chain A|Hemagglutinin|Influenza A virus (strain A/Aichi/2/1968 H3N2) (387139) QDLPGNDNSTATLCLGHHAVPNGTLVKTITDDQIEVTNATELVQSSSTGKICNNPHRILDGIDCTLIDALLGDPHCDVFQNETWDLFVERSKAFSNCYPYDVPDYASLRSLVASSGTLEFITEGFTWTGVTQNGGSNACKRGPGSGFFSRLNWLTKSGSTYPVLNVTMPNNDNFDKLYIWGIHHPSTNQEQTSLYVQASGRVTVSTRRSQQTIIPNIGSRPWVRGLSSRISIYWTIVKPGDVLVINSNGNLIAPRGYFKMRTGKSSIMRSDAPIDTCISECITPNGSIPNDKPFQNVNKITYGACPKYVKQNTLKLATGMRNVPEKQTR >5Y2L_2|Chain B|Hemagglutinin|Influenza A virus (strain A/Aichi/2/1968 H3N2) (387139) GLFGAIAGFIENGWEGMIDGWYGFRHQNSEGTGQAADLKSTQAAIDQINGKLNRVIEKTNEKFHQIEKEFSEVEGRIQDLEKYVEDTKIDLWSYNAELLVALENQHTIDLTDSEMNKLFEKTRRQLRENAEEMGNGCFKIYHKCDNACIESIRNGTYDHDVYRDEALNNRFQIKGV >5Y2L_3|Chain C[auth I]|a group 2 HA binding antibody AF4H1K1 Fab heavy chain|Homo sapiens (9606) QVQLVESGGGVVQPGTSLRLSCEASGFTSSAYAMHWVRQAPGKGLEWVAVITFDGGYQYYADSVKGRFTISRDISRNTLHLHMNSLRAEDTAVYYCARDPLTKLLPFDWVSGGYFDYWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVEPKSCDK >5Y2L_4|Chain D[auth J]|a group 2 HA binding antibody AF4H1K1 Fab light chain|Homo sapiens (9606) DIVMTQSPGTLSLSPGERATLSCRASQSVSSSYLAWYQQKPGQAPRLLIYRASSRATGIPDRFSGSGSGTDFTLTISRLEPEDFAVYYCQQYGSSFTFGQGTKVEIKRTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGECHHHHHH