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:
Sep. 19, 2017
Filed:
Nov. 12, 2013
Feed Research Institute, Beijing, CN;
Bin Yao, Beijing, CN;
Huoqing Huang, Beijing, CN;
Huiying Luo, Beijing, CN;
Chao Shao, Beijing, CN;
Yingguo Bai, Beijing, CN;
Yaru Wang, Beijing, CN;
Peilong Yang, Beijing, CN;
Pengjun Shi, Beijing, CN;
Kun Meng, Beijing, CN;
Heng Zhao, Beijing, CN;
Rui Ma, Beijing, CN;
Abstract
The present invention relates to the field of genetic engineering, in particular, the present invention relates to a method for producing a phytase variant with an improved thermal stability, and a phytase variant and the use thereof. The phytase variant contains at least one proline modification, compared to the phytase fromand other mutants thereof. The phytase variants with the modification have preferably improved properties, such as the thermal stability, optimal reaction temperature, pH property, specific activity, protease resistance and performance in animal feeds.