Fluorescence resonance energy transfer.

Amino Acid Sequence Base Sequence DNA/chemistry Energy Transfer Fluorescent Dyes HIV Protease/chemistry,metabolism Mathematics Models, Structural Models, Theoretical Molecular Sequence Data Nucleic Acid Conformation Nucleic Acids/chemistry Protein Conformation Proteins/chemistry Spectrometry, Fluorescence/methods

Fluorescent Dyes Nucleic Acids Proteins DNA HIV Protease