CONDITIONAL GROWTH OF ESCHERICHIA-COLI CAUSED BY EXPRESSION OF VACCINIA VIRUS-DNA TOPOISOMERASE-I

被引:13
作者
FERNANDEZBEROS, ME [1 ]
TSEDINH, YC [1 ]
机构
[1] NEW YORK MED COLL,DEPT BIOCHEM & MOLEC BIOL,VALHALLA,NY 10595
关键词
D O I
10.1128/JB.174.21.7059-7062.1992
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
Active vaccinia virus topoisomerase I is expressed in Escherichia coli containing plasmid p1940 (S. Shuman, M. Golder, and B. Moss, J. Biol. Chem. 263:16401-16407, 1988). Growth curves showed a decline of 2 to 3 logs in the number of viable cells at 42-degrees-C after shift from 30-degrees-C because of increased vaccinia virus topoisomerase I level. Mutations in the gyrA and gyrB genes allowed cells to grow equally well at 42 and 30-degrees-C. The presence of gyrase inhibitor also improved growth at 42-degrees-C.
引用
收藏
页码:7059 / 7062
页数:4
相关论文
共 20 条
  • [1] BIRNBOIM HC, 1979, NUCLEIC ACIDS RES, V7, P1513
  • [3] CONSTRUCTION AND CHARACTERIZATION OF NEW CLONING VEHICLES .2. MULTIPURPOSE CLONING SYSTEM
    BOLIVAR, F
    RODRIGUEZ, RL
    GREENE, PJ
    BETLACH, MC
    HEYNEKER, HL
    BOYER, HW
    CROSA, JH
    FALKOW, S
    [J]. GENE, 1977, 2 (02) : 95 - 113
  • [4] A COMPLEMENTATION ANALYSIS OF RESTRICTION AND MODIFICATION OF DNA IN ESCHERICHIA COLI
    BOYER, HW
    ROULLAND.D
    [J]. JOURNAL OF MOLECULAR BIOLOGY, 1969, 41 (03) : 459 - &
  • [5] COWLING DW, 1985, P NATL ACAD SCI USA, V82, P2679
  • [6] ESCHERICHIA-COLI DNA TOPOISOMERASE-I MUTANTS HAVE COMPENSATORY MUTATIONS IN DNA GYRASE GENES
    DINARDO, S
    VOELKEL, KA
    STERNGLANZ, R
    REYNOLDS, AE
    WRIGHT, A
    [J]. CELL, 1982, 31 (01) : 43 - 51
  • [7] BIOLOGY OF BACTERIAL DEOXYRIBONUCLEIC-ACID TOPOISOMERASES
    DRLICA, K
    [J]. MICROBIOLOGICAL REVIEWS, 1984, 48 (04) : 273 - 289
  • [8] SOS INDUCTION AS AN INVIVO ASSAY OF ENZYME-DNA INTERACTIONS
    HEITMAN, J
    MODEL, P
    [J]. GENE, 1991, 103 (01) : 1 - 9
  • [9] Maniatis T., 1982, MOL CLONING
  • [10] MENZEL R, 1983, CELL, V56, P521