Letter | Published:

Lanthionine Formation in Keratin

Naturevolume 191page384 (1961) | Download Citation



REACTION of wool keratin with solutions of alkalis or potassium cyanide leads to the elimination of one of the sulphur atoms of the dithio bond of the cystine residues with the formation of a thioether (lanthionine) linkage : It is considered that the reaction with cyanide ions, which overall may be represented by equation (2), can follow two possible courses:

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    Swan, J. M., Proc. Intern. Wool Textile Res. Conf., Austral., C–25 (1955).

  2. 2

    Swan, J. M., Current Trends in Heterocyclic Chemistry, 65 (Butterworths, 1958).

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    Earland, C., and Raven, D. J., J. Amer. Chem. Soc., 80, 3430 (1958).

  4. 4

    Swan, J. M., Nature, 179, 965 (1957).

  5. 5

    Earland, C., and Raven, D. J., Proc. Second Intern. Wool Textile Research Conf. England, J. Text. Inst., 51, T 678 (1960).

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    Zahn, H., Kunitz, F.-W., and Hildebrand, D., Proc. Second Intern. Wool Textile Research Conf. England, J. Text. Inst., 51, T 740 (1960).

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  1. Department of Textile Industries, Institute of Technology, Bradford

    • C. EARLAND
    •  & D. J. RAVEN


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