Advanced Uses of Cre-lox and Flp-FRT - A Neuroscientist’s View
Type
Blog Post
...reintroduction, inversion and re-inversion happen at the same probability. Continuous inversion of the DNA ...recombinase, which is named after its ability to invert or ‘flip DNA’, is derived from the yeast S. cerevisiae...Recombination between these sites can lead to excision, inversion, and translocation of DNA in a similar fashion...
Mutated FRT and loxP sites in Flex Vectors – inversion only once
All recombination events mediated by...target sites have been engineered to avoid this re-inversion issue. It became possible to design FLEx vectors...vectors (Flip-excision vectors) that only allow one inversion event when it was discovered that it is not the... FLEx vectors, the DNA sequence that should be inverted is flanked by two pairs of target sites that differ...