申请人:Yamasa Shoyu Kabushiki Kaisha
公开号:EP0097949A2
公开(公告)日:1984-01-11
The present invention consists of the L-glutamic acid oxidase which is an L-amino acid oxidase catalyzing the oxidative deamination of the a-amino group of L-glutamic acid in the presence of water and oxygen to form a-ketoglutaric acid, ammonia and hydrogen peroxide, and having a very high substrate specificity for L-glutamic acid substantially without acting on L-glutamine and L-histidine and also a high stability, a microbiological method of production thereof, an analytical method for assay of L-glutamic acid in a sample to be analyzed by the use of this enzyme, a reagent for analysis to practice the analytical method, a kit for analysis comprising said reagent, and a biosensor employing said enzyme.
本发明包括L-谷氨酸氧化酶,它是一种L-氨基酸氧化酶,在水和氧的存在下催化L-谷氨酸的a-氨基氧化脱氨,生成a-酮戊二酸、氨和过氧化氢,对L-谷氨酸具有很高的底物特异性,基本上不作用于L-谷氨酰胺和L-组氨酸,而且具有很高的稳定性、一种生产该酶的微生物学方法、一种利用该酶分析样品中 L-谷氨酸的分析方法、一种用于实施该分析方法的分析试剂、一种包含上述试剂的分析试剂盒以及一种利用上述酶的生物传感器。