>4HKZ_1|Chain A|Trastuzumab light chain|Homo sapiens (9606) DIQMTQSPSSLSASVGDRVTITCRASQDVNTAVAWYQQKPGKAPKLLIYSASFLYSGVPSRFSGSRSGTDFTLTISSLQPEDFATYYCQQHYTTPPTFGQGTKVEIKRTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGE >4HKZ_2|Chain B|Trastuzumab heavy chain|Homo sapiens (9606) EVQLVESGGGLVQPGGSLRLSCAASGFNIKDTYIHWVRQAPGKGLEWVARIYPTNGYTRYADSVKGRFTISADTSKNTAYLQMNSLRAEDTAVYYCSRWGGDGFYAMDYWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPK >4HKZ_4|Chain D[auth E]|Protein L fragment|FINEGOLDIA MAGNA (1260) SEVTIKVNLIFADGKIQTAEFKGTFEEATAEAYRYAALLAKVNGEYTADLEDGGNHMNIKFAG >4HKZ_3|Chain C[auth H]|Immunoglobulin G-binding protein A|Staphylococcus aureus (158878) GSYNKDQQSAFYEILNMPNLNEAQRNGFIQSLKDDPSQSTNVLGEAKKLNESQA