>6dn0_A mol:protein length:136 Human Variable Heavy Chain of Herceptin containing VH mutation K30DEVQLVESGGGLVQPGGSLRLSCAASGFNIDDTYIHWVRQAPGKGLEWVARIYPTNGYTRYADSVKGRFTISADTSKNTAYLQMNSLRAEDTAVYYCSRWGGDGFYAMDVWGQGTLVTVSSGGGGSGGGGSGGGGST