Publication number: 20220251594
Abstract: Glutamine synthetase mutant having glufosinate ammonium resistance, application thereof and a cultivation method therefor. Comparing with the reference sequence, the amino acid sequence of the glutamine synthetase mutant has one or a combination of the following mutations: (1) the amino acid of the glutamine synthetase mutant corresponding to amino acid site 59 of the reference sequence is mutated to X1, wherein X1=A, C, D, E, F, G, H, I, K, P, T, V or Y; (2) the amino acid of the glutamine synthetase mutant corresponding to amino acid site 296 of the reference sequence is mutated to X2, wherein X2=A, D, E, G, I, K, M, P, Q, R, S, T, or V.
Type:
Application
Filed:
June 30, 2020
Publication date:
August 11, 2022
Inventors:
Longqun Deng, Zhen Zhang, Yuangen Lu, Yingzhao Fu, Yi Tang, Ruhua Xiang, Xiaorong Feng, Nanfei Xu