The Analysis of Proteins by Determination of the Chemical Groups Characteristic of the Different Amino-Acids
TLDR
The analysis outlined below’ is designed to enable one to attain an insight into the composition of proteins by methods which require but small amounts of material and yield approximately quantitative results, indicating the nature of all the nitrogenous products yielded by complete acid hydrolysis.About:
This article is published in Journal of Biological Chemistry.The article was published on 1911-08-01 and is currently open access. It has received 124 citations till now. The article focuses on the topics: Amino acid.read more
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Gasometric determination of carboxyl groups in free amino acids
TL;DR: The method here presented depends on the fact that a-amino acids, when boiled in water with an excess of ninhydrin (triketohydrindene hydrate) at pH 1 to 5, evolve the CO2 of their carboxyl groups quantitatively in a few minutes.
Journal ArticleDOI
Evidence for the linkage of a disaccharide to hydroxylysine in tropocollagen.
TL;DR: Soluble collagen from guinea pig skin has been subjected to sequential digestion with purified collagenase and trypsin and a possible role for this structure in the formation of cross-links during collagen "maturation" is described.
Journal ArticleDOI
Isotope effects in metabolism of 14n and 15n from unlabeled dietary proteins
TL;DR: The purpose of this study was to determine whether the excess of 15N present in protein nitrogen of rat tissues is greater than that in nitrogen of the proteins consumed by the animals.
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