>4X4X_1|Chains A, C|Human Variable Heavy Chain of Herceptin|Homo sapiens (9606)
FASTEVQLVESGGGLVQPGGSLRLSCAASGFNIKDTYIHWVRQAPGKGLEWVARIYPTNGYTRYADSVKGRFTISADTSKNTAYLQMNSLRAEDTAVYYCSRWGGDGFYAMDVWGQGTLVTVSSGGGGSGGGGSGGGGST
>4X4X_2|Chains B, D|Human Variable Light Chain of Herceptin|Homo sapiens (9606)
DIQMTQSPSSLSASVGDRVTITCRASQDVNTAVAWYQQKPGKAPKLLIYSADFLYSGVPSRFSGSRSGTDFTLTISSLQPEDFATYYCQQHYTTPPTFGQGTKVEIK