Scoffone, E Sulfenyl halides as modifying reagents for polypeptides and proteins. I. Modification of tryptophan residues. [electronic resource] - Biochemistry Mar 1968 - 971-9 p. digital Publication Type: Journal Article ISSN: 0006-2960 Standard No.: 10.1021/bi00843a014 doi Subjects--Topical Terms: Adrenocorticotropic Hormone--analysisChemistry Techniques, AnalyticalChloridesCysteine--analysisIndicators and ReagentsMethodsPeptides--analysisProteins--analysisRibonucleases--analysisSpectrophotometrySulfenic AcidsTryptophan--analysisTyrothricin--analysis