Abstract
We have developed a sensitive and rapid assay system termed the contingent replication assay (CRA) for selecting cDNAs with desired functional properties from a cDNA library. The system functions in animal cells and permits enrichment of the desired cDNA in small-scale and convenient experiments. The assay can be used for the enrichment of proteins that activate transcription from conditional enhancers, bind to specific DNA sequences, or interact with target proteins of interest. In this communication we report the application of this assay to study protein-protein interactions in animal cells.
MeSH Terms
Animals
Antigens, Polyomavirus Transforming/genetics,metabolism
Cell Line
Chloramphenicol O-Acetyltransferase/genetics,metabolism
DNA Replication
DNA-Binding Proteins/genetics,metabolism
Fungal Proteins/genetics,metabolism
Gene Library
Genetic Techniques
Herpes Simplex Virus Protein Vmw65
Plasmids
Proteins/genetics,metabolism
Recombinant Fusion Proteins/metabolism
Repressor Proteins/genetics
Saccharomyces cerevisiae Proteins
Simian virus 40/genetics
Transcription Factors
Transfection
Viral Proteins/genetics,metabolism
Chemicals
Antigens, Polyomavirus Transforming
DNA-Binding Proteins
Fungal Proteins
GAL4 protein, S cerevisiae
Herpes Simplex Virus Protein Vmw65
Proteins
Recombinant Fusion Proteins
Repressor Proteins
Saccharomyces cerevisiae Proteins
Transcription Factors
Viral Proteins
Chloramphenicol O-Acetyltransferase
Authors & Affiliations
5 authors, click to expand affiliations / ORCID
Vasavada H A
Department of Genetics, Yale University School of Medicine, New Haven, CT 06510.
Ganguly S
Germino F J
Wang Z X
Weissman S M
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