title: The spin-labeling technique.
mesh_terms: D004578:Electron Spin Resonance Spectroscopy / Q000295:instrumentation / Q000379:methods*; D004798:Enzymes; D005609:Free Radicals; D009589:Nitrogen Oxides; D011487:Protein Conformation; D013113:Spin Labels
chemical_list: D004798:Enzymes; D005609:Free Radicals; D009589:Nitrogen Oxides; D013113:Spin Labels