title: Tryptophan quantitation by magnetic circular dichroism in native and modified proteins.
mesh_terms: D002942:Circular Dichroism; D005069:Evaluation Studies as Topic; D006146:Guanidines; D006863:Hydrogen-Ion Concentration; D007211:Indoles; D007536:Isomerism; D008722:Methods; D008970:Molecular Weight; D011489:Protein Denaturation; D011506:Proteins / Q000032:analysis*; D012997:Solvents; D013056:Spectrophotometry, Ultraviolet; D013329:Structure-Activity Relationship; D014364:Tryptophan / Q000032:analysis*
chemical_list: D006146:Guanidines; D007211:Indoles; D011506:Proteins; D012997:Solvents; D014364:Tryptophan