>7X7E_1|Chains A[auth C], B[auth D], E[auth F]|Spike protein S1|Severe acute respiratory syndrome coronavirus 2 (2697049) NLCPFGEVFNATRFASVYAWNRKRISNCVADYSVLYNSASFSTFKCYGVSPTKLNDLCFTNVYADSFVIRGDEVRQIAPGQTGKIADYNYKLPDDFTGCVIAWNSNNLDSKVGGNYNYLYRLFRKSNLKPFERDISTEIYQAGSTPCNGVEGFNCYFPLQSYGFQPTNGVGYQPYRVVVLSFELLHAPATVCGP >7X7E_2|Chains C[auth A], D[auth B], F[auth E]|Nb22|Lama (9839) GPQVQLVESGGNLVQPGGSLRLSCAASGGTLASFAVGWFRQAPGKEREGVSCIDVINRANYADSVKGRFTISRDSAKNTVYLQMNSLEPEDTAVYSCAAHFVPPGSRLRGCLVNELYNYWGQGTQVTVSS