RRC ID 33454
Author Gibson TJ, Coulson AR, Sulston JE, Little PF.
Title Lorist2, a cosmid with transcriptional terminators insulating vector genes from interference by promoters within the insert: effect on DNA yield and cloned insert frequency.
Journal Gene
Abstract Transcription terminators have been included in a phage-lambda-replicon-based cosmid vector, Lorist2, to insulate vector genes against transcriptional interference from cloned insert DNA. DNA yields of recombinant clones containing Escherichia coli genomic DNA inserts are more even for Lorist2 than with its progenitor LoristB. However, the terminators provide only a partial reduction in the over-representation of r X DNA-containing clones generally observed in cosmid libraries of Caenorhabditis elegans DNA, suggesting that causes other than transcriptional readthrough into the vector contribute to this problem.
Volume 53(2-3)
Pages 275-81
Published 1987-1-1
DOI 10.1016/0378-1119(87)90016-3
PII 0378-1119(87)90016-3
PMID 3301536
MeSH Animals Caenorhabditis / genetics Cell Division Cloning, Molecular / methods* Cosmids* DNA Replication* Escherichia coli / genetics Genes, Regulator* Genetic Vectors* Promoter Regions, Genetic Terminator Regions, Genetic*
IF 2.984
Times Cited 85
WOS Category GENETICS & HEREDITY
Resource
Prokaryotes E. coli Lorist2