Abstract
A PREVIOUS communication1 reported a method for high-yield crystallization of urease from jack bean. Some improvement of this method was later made to secure a constant yield and purity of the resultant enzyme preparations in any circumstances and this procedure is reported here.
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References
Hanabusa, K., Nature, 189, 551 (1961).
Dounce, A. L., J. Biol. Chem., 140, 307 (1941).
Sumner, J. B., The Enzymes, 1, Pt. 2, 876 (Academic Press, Inc., New York, 1951).
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HANABUSA, K. Preparation of Urease Crystal from Jack Bean. Nature 193, 1078 (1962). https://doi.org/10.1038/1931078a0
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DOI: https://doi.org/10.1038/1931078a0
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