>4TQE_1|Chain A[auth L]|If kappa light chain|Mus musculus (10090) DVLMTQTPLSLPVSLGDQASISCRSSQSIVHSNGNTYLEWYLQKPGQSPKLLIYKVSNRFSGVPDRFSGSGSGTDFTLKISRVEAEDLGVYYCFQGSHVPWTFGGGTKLEIKRADAAPTVSIFPPSSEQLTSGGASVVCFLNNFYPKDINVKWKIDGSERQNGVLNSWTDQDSKDSTYSMSSTLTLTKDEYERHNSYTCEATHKTSTSPIVKSFNRNE >4TQE_2|Chain B[auth H]|Fab heavy chain|Mus musculus (10090) EVQLQQSGAEIVRSGASVKLSCAASGFNIKDYYMHWVKQRPEQGLEWIGWIDPENGDIAYAPKFQGKATMTADTSSNTAYLQLSRLTSEDTAVYFCNGRGGMITTDFFDYWGQGTTLTVSSAKTTPPSVYPLAPGSAAQTNSMVTLGCLVKGYFPEPVTVTWNSGSLSSGVHTFPAVLQSDLYTLSSSVTVPSSTWPSETVTCNVAHPASSTKVDKKIVPRD >4TQE_3|Chain C[auth A]|Microtubule-associated protein tau|Homo sapiens (9606) LPTPPTREPKKVAVVR