IDENTIFICATION OF A CRYPTIC GENE ASSOCIATED WITH AN INSERTION-SEQUENCE NOT PREVIOUSLY IDENTIFIED IN BACILLUS-THURINGIENSIS

被引:0
|
作者
HODGMAN, TC
ZINIU, Y
SHEN, J
ELLAR, DJ
机构
[1] UNIV CAMBRIDGE, DEPT BIOCHEM, CAMBRIDGE CB2 1QW, ENGLAND
[2] HUAZHONG AGR UNIV, DEPT SOILS & AGROCHEM, WUSHAN 430070, PEOPLES R CHINA
[3] UNIV SHEFFIELD, DEPT BIOCHEM & BIOTECHNOL, SHEFFIELD, S YORKSHIRE, ENGLAND
关键词
CRYPTIC GENE; BACILLUS THURINGIENSIS; SEQUENCE DETERMINATION; DNA MANIPULATION; INSECTICIDE;
D O I
暂无
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
After screening several Bt strains with a cryII toxin probe, clones from two strains were found to contain a cryptic cryIIB gene associated with an insertion sequence element belonging to the IS2/IS3 family. The lack of expression of this gene appears to result from mutation of the upstream orf2 gene which has been shown to be necessary for cryII expression.
引用
收藏
页码:23 / 29
页数:7
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