ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,428,656, issued on Sept. 30, was assigned to ZHEJIANG UNIVERSITY OF TECHNOLOGY (Hangzhou, China).

"Nitrilase mutant and application thereof in the synthesis of 1-cyanocyclohexyl acetic acid" was invented by Yaping Xue (Zhejiang, China), Neng Xiong (Zhejiang, China), Qian Li (Zhejiang, China) and Yuguo Zheng (Zhejiang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a nitrilase mutant and application thereof in the synthesis of 1-cyanocyclohexyl acetic acid, the nitrilase mutant is obtained by mutating one or two of the amino acids at position 180 and 205 of the amino acid sequence shown in SEQ ID No. 2. In the presen...