>3wzn_B mol:protein length:129 StreptavidinGPAEAGITGTWSDQLGDTFIVTAGADGALTGTYESAVGNAESRYVLTGRYDSAPATDGSGTALGWTVAWKNNSKNAHSATTWSGQYVGGADAKINTQWLLTSGTTNANAWKSTLVGHDTFTKVKPSAAS