Article
The Trp183 is essential in lactonohydrolase ZHD detoxifying zearalenone and zearalenols.
Biochemical and biophysical research communications - 19 Feb 2020
Zhou Hujian, Li Long, Zhan Bowen, Wang Sen, Li Jixi, Hu Xiao-Jian
Abstract excerpt
Lactonohydrolase ZHD can detoxify oestrogenic mycotoxin zearalenone and zearalenols through hydrolysis and decarboxylation. The detail mechanism, especially the role of Trp183, which interacts with substrate through p-π interaction and one hydrogen bond, is still unknown. The Trp183 mutants abolished activity to ZEN, α-ZOL and β-ZOL, except that W183F mutant retained about 40% activity against α-ZOL. In two...
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