Functional expression of the yeast FLP/FRT site-specific recombination system in Nicotiana tabacum

1994 ◽  
Vol 242 (6) ◽  
pp. 653-657 ◽  
Author(s):  
Alan M. Lloyd ◽  
Ronald W. Davis
1987 ◽  
Vol 7 (6) ◽  
pp. 2087-2096
Author(s):  
B Sauer

The procaryotic cre-lox site-specific recombination system of coliphage P1 was shown to function in an efficient manner in a eucaryote, the yeast Saccharomyces cerevisiae. The cre gene, which codes for a site-specific recombinase, was placed under control of the yeast GALI promoter. lox sites flanking the LEU2 gene were integrated into two different chromosomes in both orientations. Excisive recombination at the lox sites (as measured by loss of the LEU2 gene) was promoted efficiently and accurately by the Cre protein and was dependent upon induction by galactose. These results demonstrate that a procaryotic recombinase can enter a eucaryotic nucleus and, moreover, that the ability of the Cre recombinase to perform precise recombination events on the chromosomes of S. cerevisiae is unimpaired by chromatin structure.


1987 ◽  
Vol 7 (6) ◽  
pp. 2087-2096 ◽  
Author(s):  
B Sauer

The procaryotic cre-lox site-specific recombination system of coliphage P1 was shown to function in an efficient manner in a eucaryote, the yeast Saccharomyces cerevisiae. The cre gene, which codes for a site-specific recombinase, was placed under control of the yeast GALI promoter. lox sites flanking the LEU2 gene were integrated into two different chromosomes in both orientations. Excisive recombination at the lox sites (as measured by loss of the LEU2 gene) was promoted efficiently and accurately by the Cre protein and was dependent upon induction by galactose. These results demonstrate that a procaryotic recombinase can enter a eucaryotic nucleus and, moreover, that the ability of the Cre recombinase to perform precise recombination events on the chromosomes of S. cerevisiae is unimpaired by chromatin structure.


2012 ◽  
Vol 41 (2) ◽  
pp. e37-e37 ◽  
Author(s):  
Madina Karimova ◽  
Josephine Abi-Ghanem ◽  
Nicolas Berger ◽  
Vineeth Surendranath ◽  
Maria Teresa Pisabarro ◽  
...  

2020 ◽  
Vol 11 ◽  
Author(s):  
Mohammed Radhi Mohaisen ◽  
Alan John McCarthy ◽  
Evelien M. Adriaenssens ◽  
Heather Elizabeth Allison

2002 ◽  
Vol 184 (1) ◽  
pp. 177-182 ◽  
Author(s):  
Szabolcs Semsey ◽  
Béla Blaha ◽  
Krisztián Köles ◽  
László Orosz ◽  
Péter P. Papp

ABSTRACT The integrase protein of the Rhizobium meliloti 41 phage 16-3 has been classified as a member of the Int family of tyrosine recombinases. The site-specific recombination system of the phage belongs to the group in which the target site of integration (attB) is within a tRNA gene. Since tRNA genes are conserved, we expected that the target sequence of the site-specific recombination system of the 16-3 phage could occur in other species and integration could take place if the required putative host factors were also provided by the targeted cells. Here we report that a plasmid (pSEM167) carrying the attP element and the integrase gene (int) of the phage can integrate into the chromosomes of R. meliloti 1021 and eight other species. In all cases integration occurred at so-far-unidentified, putative proline tRNA (CGG) genes, indicating the possibility of their common origin. Multiple alignment of the sequences suggested that the location of the att core was different from that expected previously. The minimal attB was identified as a 23-bp sequence corresponding to the anticodon arm of the tRNA.


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