This not naturally occurring amino acid was first observed after alkali treatment of different proteins. Synthetic Lysinoalanine was found to have a strong chelating ability for metals.
Schwass, D., et al.: J. Agric. Food Chem., 32, 1377 (1984), Ahmed, M., et al.: J. Biol. Chem., 261, 8816 (1986), Wells-Knecht, K., et al.: Biochem., 34, 3702 (1995),
