Substrate molecule enhances the thermostability of a mutant of a family 11 xylanase from Neocallimastix patriciarum
2010
Yeast two-hybrid system combined with the gateway technology will greatly facilitate the cloning of interested DNA fragment into yeast two-hybrid vectors and therefore increase the efficiency of yeast two-hybrid analysis. In this study, we constructed a pair of Gateway-compatible yeast two-hybrid vectors pBTM116GW and pVP16GW by introducing the gateway cassette (attR1-Cmr-ccdB-attR2) into the multiple cloning sites (MCS) of the previously described vectors pBTM116SS and pVP16S1, respectively. The applicability of newly generated vectors was tested by assaying the interaction between the kinase domain XA21K of rice (Oryza sativa) receptor like kinase XA21 and its interactor XB3. Since both Xa21K and Xb3were cloned into a Gateway entry vector and then subcloned into pBTM116GW and pVP16GW by in vitro recombination with high efficiency, respectively, it demonstrated that the newly constructed gateway-compatible two-hybrid vectors will be useful in analysis of protein interactions in a high throughput way.
Key words: Yeast two-hybrid, gateway cloning technology, protein interaction
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