The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 05, 2022
Filed:
Mar. 21, 2019
Institute of Animal Science of Chinese Academy of Agricultural Sciences, Beijing, CN;
Bin Yao, Beijing, CN;
Huiying Luo, Beijing, CN;
Jin Qiu, Beijing, CN;
Tao Tu, Beijing, CN;
Huoqing Huang, Beijing, CN;
Yuan Wang, Beijing, CN;
Yaru Wang, Beijing, CN;
Yingguo Bai, Beijing, CN;
XiaoYun Su, Beijing, CN;
Kun Meng, Beijing, CN;
INSTITUTE OF ANIMAL SCIENCE OF CHINESE ACADEMY, Beijing, CN;
Abstract
The present invention relates to the field of agriculture biotechnology, specially relates to an amylase mutant having high specific activity and thermal stability, gene and use thereof. Said amylase mutant is obtained by performing substitution of S33A/S34E/V35H, and deletion of amino acids at the sites of 178 and 179 of the wild type amylase having amino acid sequence of SEQ ID NO:1, and having improved enzymatic activity and thermal stability than the wild type amylase.