Modified enzyme and its modification process

Details Modified enzyme and its modification process Modified enzyme and its modification process

C - Chemistry, Metallurgy

12

N

C12N 9/96 (2006.01) C12N 9/42 (2006.01)

Patent

CA 2276281

The present invention relates to a modified enzyme and its modification process and more particularly, to the modified enzyme and its modification process, wherein amine group (-NH2) from amino acid residues of cellulase or hemicellulase, carbohydrase, is covalently coupled with the hydroxy end group (-OH) of polyoxyethylene fattyalcoholether expressed by the following formula 1 and then the modified enzyme exhibits a high stability of activities against pH and temperature as well as better enzyme activity. RO-(CH2CH2)n-H (1) Where, R is an alkyl group of 14 to 18 carbon atoms, and n is an integer of 3 to 12.

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