title: An ESR titration technique for the determination of accessible tyrosine and tryptophan residues in globular proteins.
mesh_terms: D000818:Animals; D002417:Cattle; D004578:Electron Spin Resonance Spectroscopy / Q000379:methods; D005609:Free Radicals; D005916:Globulins / Q000032:analysis*; D006801:Humans; D007328:Insulin / Q000032:analysis; D009113:Muramidase / Q000032:analysis; D009603:Nitroso Compounds; D011506:Proteins / Q000032:analysis; D012260:Ribonucleases / Q000032:analysis; D012709:Serum Albumin / Q000032:analysis; D012710:Serum Albumin, Bovine / Q000032:analysis; D013552:Swine; D014357:Trypsin / Q000032:analysis; D014364:Tryptophan / Q000032:analysis*; D014443:Tyrosine / Q000032:analysis*
chemical_list: D005609:Free Radicals; D005916:Globulins; D007328:Insulin; D009603:Nitroso Compounds; D011506:Proteins; D012709:Serum Albumin; D012710:Serum Albumin, Bovine; D014443:Tyrosine; D014364:Tryptophan; D012260:Ribonucleases; D009113:Muramidase; D014357:Trypsin