>3rdx_B mol:protein length:153 StreptavidinMSGSHHHHHHSSGIEGRGRLIKHMTAEAGITGTWYNQLGSTLIVTAGADGALTGTYESAVGNAEGSYVLTGRYDSAPATDGSGTALGWTVAWKNNYRNAHSASTWSGQYVGGAEARINTQVLTTSGTTEANAWKSTLVGHDTFTKVKPSAASI