>1rxk_A mol:protein length:125 StreptavidinEAGITGTWYNQLGSTFIVTAGADGALTGTYESAVTATSNEIKRYVLTGRYDSAPATDGSGTALGWTVAWKNNYRNAHSATTWSGQYVGGAEARINTQWLLTSGTTEANAWKSTRVGHDTFTKVKP