Method for extracting rice bran protein by complex enzyme
The technology of rice bran protein and compound enzyme is applied in the field of extracting vegetable protein, which can solve problems such as product bitterness, and achieve the effects of low production cost, good quality and simple process.
Inactive Publication Date: 2007-08-08
NORTHEAST AGRICULTURAL UNIVERSITY
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The invention discloses a purifying method of rice bran protein through composite enzyme, which comprises the following steps: allocating 10%-20% slurry with degreased rice bran and water; adjusting pH value to 5.0-6.5 and temperature to 40-50 deg.c; building up phytase, hemicellulase, cellulase and aspergillus protein oryzae with rate at 15.64í 15.06í60.78í8.52; adding 2-4% composite enzyme; stirring 1.5-2h; centrifuging 20 min; obtaining the supernatant as rice bran protein solution; condensing in the vacuum; freezing; drying; obtaining the product with protein receiving rate to 90.5-92.7%.
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