>9ZDU_3|Chain C[auth L]|Ab401 Fab light chain|Homo sapiens (9606) QIVMMQSPATLSVSPGERATLSCRASQSVSGNLAWYQQNPGQAPRLLIYDASTRATGIPDRFSGSGSGTEFTLTISSLQSEDFAVYFCQQYNDWRQLTFGGGTKVEIETVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGEC >9ZDU_2|Chain B[auth H]|Ab401 Fab heavy chain|Homo sapiens (9606) EVQLVESGGGLVKPGGSLRLSCAASGFIFSSYTMNWVRQAPGKGPEWVSQISDSGSDMYYADSVKGRFSISRDNAKNSLYLRMNSLKVEDTAVYYCARVPRFYYDRSGTPIYEYYFDYWGQGILVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVEPKSCDKTHHHHHH >9ZDU_1|Chain A|Spike protein S1|Severe acute respiratory syndrome coronavirus 2 (2697049) RFPNITNLCPFGEVFNATRFASVYAWNRKRISNCVADYSVLYNSASFSTFKCYGVSPTKLNDLCFTNVYADSFVIRGDEVRQIAPGQTGKIADYNYKLPDDFTGCVIAWNSNNLDSKVGGNYNYLYRLFRKSNLKPFERDISTEIYQAGSTPCNGVEGFNCYFPLQSYGFQPTNGVGYQPYRVVVLSFELLHAPATVCGPKKSTNLHHHHHH