首页> 外国专利> GST-FUCOSIDASA FUSION PROTEIN WITH ALFA-L-FUCOSIDASIC ENZYMATIC ACTIVITY. RECOMBINANT PROTEIN ALFA-L-FUCOSIDASA HUMAN.

GST-FUCOSIDASA FUSION PROTEIN WITH ALFA-L-FUCOSIDASIC ENZYMATIC ACTIVITY. RECOMBINANT PROTEIN ALFA-L-FUCOSIDASA HUMAN.

机译:具有阿尔法-L-岩藻糖苷酶活性的GST-岩藻糖苷融合蛋白。重组蛋白ALFA-L-FUCOSIDASA人。

摘要

The invention relates to a fusion protein called GST-fucosidase (GST-FUC), which exhibits alpha-L-fucosidase enzymatic activity, produced in the Escherichia coli bacteria by expression of the recombinant plasmid pGEX-FUC. This plasmid includes a cDNA sequence encoding the human alpha-L-fucosidase enzyme inserted into the BamHI site of the prokaryotic expression vector pGEX-2T, which includes the DNA sequence encoding the glutathione S-transferase protein (GST) of the helminth Schistosoma japonicum. The GST-FUC protein, purified by affinity chromatography, is digested with the thrombin protease to obtain the recombinant human alpha-L-fucosidase protein. These recombinant proteins can be used for the preparation of polyclonal and monoclonal antibodies, as well as for structural studies.
机译:本发明涉及一种融合蛋白,称为GST-岩藻糖苷酶(GST-FUC),该融合蛋白表现出α-L-岩藻糖苷酶的酶活性,通过表达重组质粒pGEX-FUC在大肠杆菌中产生。该质粒包括编码插入原核表达载体pGEX-2T的BamHI位点的人α-L-岩藻糖苷酶的cDNA序列,其包括编码日本血吸虫的谷胱甘肽S-转移酶蛋白(GST)的DNA序列。通过亲和层析纯化的GST-FUC蛋白用凝血酶蛋白酶消化,以获得重组人α-L-岩藻糖苷酶蛋白。这些重组蛋白可用于制备多克隆和单克隆抗体,以及用于结构研究。

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