Saccharomyces cerevisiae ACR2 gene encodes an arsenate reductase

被引:95
作者
Mukhopadhyay, R [1 ]
Rosen, BP [1 ]
机构
[1] Wayne State Univ, Sch Med, Dept Biochem & Mol Biol, Detroit, MI 48201 USA
关键词
yeast; arsenate resistance;
D O I
10.1016/S0378-1097(98)00430-3
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
The ACR2 gene of Saccharomyces cerevisiae was disrupted by insertion of a HIS3 gene. Cells with the disruption were sensitive to arsenate. This phenotype could be complemented by ACR2 on a plasmid. The ACR2 gene was cloned and expressed in Escherichia coli as a malE gene fusion with a C-terminal histidine tag. The combination of chimeric MBP-Acr2-6H protein and yeast cytosol from an ACR2-disrupted strain exhibited arsenate reductase activity. (C) 1998 Federation of European Microbiological Societies. Published by Elsevier Science B.V. All rights reserved.
引用
收藏
页码:127 / 136
页数:10
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