>7XSB_1|Chains A, B, C, D[auth E]|Spike protein S1|Severe acute respiratory syndrome coronavirus 2 (2697049) MLLVNQSHQGFNKEHTSKMVSAIVLYVLLAAAAHSAFAADPTNLCPFGEVFNATRFASVYAWNRKRISNCVADYSVLYNSASFSTFKCYGVSPTKLNDLCFTNVYADSFVIRGDEVRQIAPGQTGNIADYNYKLPDDFTGCVIAWNSNNLDSKVGGNYNYLYRLFRKSNLKPFERDISTEIYQAGSTPCNGVKGFNCYFPLQSYGFQPTYGVGYQPYRVVVLSFELLHAPATVCGPKHHHHHH >7XSB_2|Chains E[auth D], G, I[auth H], K[auth J]|P5S-3B11 Heavy chain|Homo sapiens (9606) EVQLVESGGGLVQPGGSLRISCAASGLTFTGYWMNWVRQAPGKGLEWVANIKEDGSEKYYVDSVKGRFTISRDNAKNSLYLQMNSLRVEDTAVYYCARLRWLRGNFDHWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKV >7XSB_3|Chains F, H[auth I], J[auth K], L|P5S-3B11 Light chain|Homo sapiens (9606) NFMLTQPHSVSESPGKTVTISCTGSNGYIANNYVQWYQQRPGSVPTVVIYEDNQRPSGVPDRFSGSIDSSSNSASLIISGLKTEDEADYYCQSYDTPNVVFGGGTKLTVLGQPKAAPSVTLFPPSSEELQANKATLVCLISDFYPGAVTVAWKADSSPVKAGVETTTPSKQSNNKYAASSYLSLTPEQWKSHRSYSCQVTHEGSTVEKTVAPTECS