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Free Amino Groups of Collagen

Abstract

USING the technique originated by Sanger1 for the determination of end-groups in proteins by reaction with dinitrofluorbenzene, no free α-amino- or imino-groups have been detected in ox hide collagen2, even when the equivalent of 2–3 gm. dinitrophenyl-collagen was placed on the silica gel columns.

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References

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BOWES, J., MOSS, J. Free Amino Groups of Collagen. Nature 168, 514–515 (1951). https://doi.org/10.1038/168514b0

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