>8XRQ_1|Chain A|Spike protein S1|Severe acute respiratory syndrome coronavirus 2 (2697049) RVQPTESIVRFPNITNLCPFDEVFNATRFASVYAWNRKRISNCVADYSVLYNLAPFFTFKCYGVSPTKLNDLCFTNVYADSFVIRGDEVRQIAPGQTGNIADYNYKLPDDFTGCVIAWNSNKLDSKVSGNYNYLYRLFRKSNLKPFERDISTEIYQAGNKPCNGVAGFNCYFPLRSYSFRPTYGVGHQPYRVVVLSFELLHAPATVCGPKKSTNLVKNKCVNF >8XRQ_2|Chain B|Heavy chain of VacBB 639 Fab|Homo sapiens (9606) QVQLQESGPGLVKPSETLSLTCTVSGGSISSYYWSWIRQSPGKGLEWIGYVYNSGGTNYNPSLRSRVTISVDTSKNHFSLKLRSVTTADTGVYYCARDLGYSSGWPDAFDIWGQGKMVTVSA >8XRQ_3|Chain C|Light chain of VacBB 639 Fab|Homo sapiens (9606) EIVLTQSPATLSLSPGERATLSCTASQSVFSYLAWYQQKPGQAPRLLIYGAFNRATGIPARFSGSGSETDFTLTISSLEPEDFAVYYCQQHSNWPGTFGQGTKVEIK