ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,534,712, issued on Jan. 27, was assigned to Nanjing Bestzyme Bio-Engineering Co. Ltd. (Nanjing, China).
"Parent phytase variant" was invented by Jie Lin (Jiangsu, China), Aixi Bai (Jiangsu, China), Ke Huang (Jiangsu, China), Yan Sun (Jiangsu, China) and Hong Xu (Jiangsu, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a parent phytase variant, which relates to the technical field of protein engineering. The variant, relative to the parent phytase thereof, has one or more amino acid substitutions at positions corresponding to positions 295, 349, and 374 of SEQ ID NO: 1. Compared to the parent phytase, the variant has increased thermal st...