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槐糖对里氏木霉纤维素分解系统的调控:纤维素酶的诱导及β-葡萄糖苷酶的抑制

Regulation of the cellulolytic system in Trichoderma reesei by sophorose: induction of cellulase and repression of beta-glucosidase.

作者信息

Sternberg D, Mandels G R

出版信息

J Bacteriol. 1980 Dec;144(3):1197-9. doi: 10.1128/jb.144.3.1197-1199.1980.

Abstract

Sophorose has two regulatory roles in the production of cellulase enzymes in Trichoderma reesei: beta-glucosidase repression and cellulase induction. Sophorose also is hydrolyzed by the mycelial-associated beta-glucosidase. Repression of beta-glucosidase reduces sophorose hydrolysis and thus may increase cellulase induction.

摘要

槐糖在里氏木霉纤维素酶的产生过程中具有两种调节作用

β-葡萄糖苷酶抑制作用和纤维素酶诱导作用。槐糖也会被与菌丝体相关的β-葡萄糖苷酶水解。β-葡萄糖苷酶的抑制会减少槐糖的水解,因此可能会增加纤维素酶的诱导作用。

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