RECN SOS GENE AND INDUCED PRECISE EXCISION OF TN10 IN ESCHERICHIA-COLI

被引:7
作者
CHAN, A [1 ]
LEVY, MS [1 ]
NAGEL, R [1 ]
机构
[1] CEFYBO,RA-1414 BUENOS AIRES,DF,ARGENTINA
来源
MUTATION RESEARCH LETTERS | 1994年 / 325卷 / 2-3期
关键词
SOS SYSTEM; REPAIR-RECOMBINATION GENES; TRANSPOSON EXCISION; UV AND MMC INDUCTION; RECN MUTANTS;
D O I
10.1016/0165-7992(94)90004-3
中图分类号
Q3 [遗传学];
学科分类号
071007 ; 090102 ;
摘要
A mutant defective in the induced excision of Tn10 was isolated by decreased papillation on MacConkey-galactose prates with mitomycin C. The mutation involved was characterized as recN by genetic mapping and complementation. This mutant, as well as a previously characterized recN mutant (recN262), showed a markedly decreased frequency of excision of Tn10 after treatment with UV or mitomycin C. These observations indicate that recN is involved in the induced excision of Tn10.
引用
收藏
页码:75 / 79
页数:5
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