A REVERSIBLE CHEMICAL MODIFICATION OF TRYPTOPHAN RESIDUE

[11] THE FREE AMINO GROUPS OF INSULIN [J]. BIOCHEMICAL JOURNAL, 1945, 39 (05) : 507 - 515

[12] THE REACTION BETWEEN INDOLE AND ACETIC ANHYDRIDE [J]. JOURNAL OF THE CHEMICAL SOCIETY, 1952, (SEP): : 3592 - 3594

[13] DETERMINATION OF N-TERMINAL AMINO-ACID IN POLYPEPTIDES AND PROTEINS [J]. NATURE, 1965, 205 (4971) : 596 - &

[14] WITKOP B, 1961, ADV PROTEIN CHEM, V16, P221

[11] THE FREE AMINO GROUPS OF INSULIN [J]. BIOCHEMICAL JOURNAL, 1945, 39 (05) : 507 - 515

[12] THE REACTION BETWEEN INDOLE AND ACETIC ANHYDRIDE [J]. JOURNAL OF THE CHEMICAL SOCIETY, 1952, (SEP): : 3592 - 3594

[13] DETERMINATION OF N-TERMINAL AMINO-ACID IN POLYPEPTIDES AND PROTEINS [J]. NATURE, 1965, 205 (4971) : 596 - &

[14] WITKOP B, 1961, ADV PROTEIN CHEM, V16, P221