>7cyv_H mol:protein length:281 The heavy chain variable region of the scFv FD20,The light chain variable region of the scFv FD20GSSSQQVQLQQSGAEVKKPGSSVKVSCKASGGTFSSYAFSWVRQAPGQGLEWMGRIIPILGIANYAQKFQGRVTITADISTSTAYMALSSLRSEDTAVYYCAKVEVNIGMDDYYYYYGMDVWGQGTTVTVSSGGGSGGGGSGGGGSSYVLTQPPSVSVSPGQTARITCSGDALPKQYAYWYQQKPGQAPVLVIYKDSERPSGIPERFSGSSSGTTVTLTISGVQAEDEADYYCQSADSSGTYVVFGGGTKLTVLSAGRAGEQKLISEEDLNSAVDHHHHHH