Purification of the Bacillus thuringiensis protein crystal on NaBr density gradients confers a significant technical advantage in that the crystal-associated proteases are thereby removed. The use of protease-free crystals allows reliable determination of native crystal parameters.
|Original language||English (US)|
|Number of pages||3|
|Journal||European Journal of Applied Microbiology and Biotechnology|
|State||Published - Dec 1981|
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