Summary
1. A method for the quantitative guanidation of the Nδ-amino groups of ornithine in polypeptides has been developed. By means of this method poly-L-arginine with a high molecular weight (about 88 000) has been obtained for the first time.
2. A statistical copolymer simultaneously including L-arginine and L-lysine residues has been synthesized for the first time.
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Khimiya Prirodnykh Soedinenii, Vol. 2, No. 3, pp. 195–200, 1966
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Debabov, V.G., Davydov, V.D. & Kosaganov, Y.N. Synthesis of poly-L-arginine and the statistical copolymer of L-arginine, L-lysine, and neutral amino acids. Chem Nat Compd 2, 156–160 (1966). https://doi.org/10.1007/BF01134237
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DOI: https://doi.org/10.1007/BF01134237