>8XK2_1|Chains A, C, E, G|Spike protein S1|Severe acute respiratory syndrome coronavirus 2 (2697049) RVQPTESIVRFPNITNLCPFGEVFNATRFASVYAWNRKRISNCVADYSVLYNSASFSTFKCYGVSPTKLNDLCFTNVYADSFVIRGDEVRQIAPGQTGKIADYNYKLPDDFTGCVIAWNSNNLDSKVGGNYNYLYRLFRKSNLKPFERDISTEIYQAGSTPCNGVEGFNCYFPLQSYGFQPTNGVGYQPYRVVVLSFELLHAPATVCGPKKSTLEVLFQ >8XK2_2|Chains B, D, F, H|VHH60 nanobody|synthetic construct (32630) EVQLVESGGGLVQPGGSLRLSCAASGRTFRVNLMGWFRQAPGKGRELVASINGFDDITYYPDSVEGRFTISRDNAKRMVYLQMNSLRAEDTAVYYCAAYDSDYDGRLFNYWGQGTQVTVSS