CONSTRUCTION OF IMPROVED ESCHERICHIA-PSEUDOMONAS SHUTTLE VECTORS DERIVED FROM PUC18/19 AND SEQUENCE OF THE REGION REQUIRED FOR THEIR REPLICATION IN PSEUDOMONAS-AERUGINOSA

被引:441
作者
WEST, SEH [1 ]
SCHWEIZER, HP [1 ]
DALL, C [1 ]
SAMPLE, AK [1 ]
RUNYENJANECKY, LJ [1 ]
机构
[1] UNIV CALGARY, HLTH SCI CTR, DEPT MICROBIOL & INFECT DIS, CALGARY T2N 4N1, AB, CANADA
关键词
RECOMBINANT DNA; BROAD-HOST-RANGE EXPRESSION VECTORS; PLASMID REPLICATION; REPLICATION PROTEIN;
D O I
10.1016/0378-1119(94)90237-2
中图分类号
Q3 [遗传学];
学科分类号
071007 ; 090102 ;
摘要
The nucleotide sequence of the 1.9-kb PstI fragment from pRO1614, that allows stable maintenance of pMB1(ColE1)-based cloning vectors in Pseudomonas, was determined. This fragment encodes a putative origin of replication (ori), a replication-controlling protein, and the C terminus of the Tn3 beta-lactamase-encoding gene. Improved versions of the broad-host-range plasmid vectors, pUCP18 and pUCP19, were constructed by deletion of nonessential DNA or replacement of nonessential DNA with an antibiotic-resistance cassette.
引用
收藏
页码:81 / 86
页数:6
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