>4LLY_1|Chains A, C|mutated Pertuzumab Fab heavy chain|Homo sapiens (9606) EVQLVESGGGLVQPGGSLRLSCAASGFTFTDYTMDWVRKAPGKGLEWVADVNPNSGGSIYNQEFKGRFTLSVDRSKNTLYLQMNSLRAEDTAVYYCARNLGPSFYFDYWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVATGPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSCDKTH >4LLY_2|Chains B, D|light chain Clambda|Homo sapiens (9606) RIQMTQSPSSLSASVGDRVTITCKASQDVSIGVAWYQDKPGKAPKLLIYSASYRYTGVPSRFSGSGSGTDFTLTISSLQPEDFATYYCQQYYIYPYTFGQGTKVEIKGQPKAAPSVTLFPPSSEELQANKATLVCYISDFYPGAVTVAWKADSSPVKAGVETTTPSKQSNNKYAAWSYLSLTPEQWKSHRSYSCQVTHEGSTVEKTVAPTEC