>9X9Z_3|Chain C[auth L]|C1717 light chain|Homo sapiens (9606) QSVLTQPPSASGTPGQRVTISCSGSSSNIGSNTVNWYQHLPGTAPKLLMSSDDQRPSGVPARFSGSKSGTSASLAISGLRSEDEADYYCASWDDRLNGVVFGGGTKLTVLGQPKAAPSVTLFPPSSEELQANKATLVCLISDFYPGAVTVAWKADSSPVKAGVETTTPSKQSNNKYAASSYLSLTPEQWKSHRSYSCQVTHEGSTVEKTVAPTECS >9X9Z_2|Chain B[auth H]|C1717 heavy chain|Homo sapiens (9606) QVQLVQSGAEVKKPGSSVKVSCKTSGGTFNSFAINWVRQAPGQGPEWMGRVIPVLEIANYAQKFQGRITITADKSTSTAYMELSSLTSEDTAIYYCARHHIAVAQPYFDYWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVEPKSCDKTHHHHHH >9X9Z_1|Chain A|Spike protein S1|Severe acute respiratory syndrome coronavirus 2 (2697049) QCVMPLFNLITTTQSYTNSFTRGVYYPDKVFRSSVLHLTQDLFLPFFSNVTWFHAISGTNGTKRFDNPVLPFNDGVYFASTEKSNIIRGWIFGTTLDSKTQSLLIVNNATNVFIKVCEFQFCNDPFLDVYHKNNKSWMESESGVYSSANNCTFEYVSQPFLMDLEGKQGNFKNLREFVFKNIDGYFKIYSKHTPIIGRDFPQGFSALEPLVDLPIGINITRFQTLLALNRSYLTPGDSSSGWTAGAADYYVGYLQPRTFLLKYNENGTITDAVDCALDPLSETKCTLKSHHHHHH