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Nuclear System Yeast Library Construction to study protein-protein interactions (CAT#: STEM-MB-0015-WXH)

Introduction

The nuclear-protein yeast two-hybrid technique was first established by Fields et al. when studying the nature of yeast transcription factor GAL4, and has subsequently developed into a mature protein-protein interaction research tool with the characteristics of simplicity, sensitivity and reflecting the real situation of protein interactions in living cells. <br />Currently, there are two methods for yeast library construction, one is the SMART system, which adds a unique step to the existing yeast two-hybrid library construction process (BD MatchmakerTM library), resulting in a significant reduction in the high abundance of genes expressed in the library, thus making the library uniform in abundance and increasing the screening positivity rate; the second is the Gateway system, which uses the Gateway site-specific The second is the Gateway system, which uses the Gateway site-specific recombination technology (Cloneminer cDNA library construction kit) to construct libraries.




Applications

1.Main application: Protein interaction screening, Protein interaction identification/validation, protein interaction mechanism investigation, protein linkage mapping
2.Other applications:
• Plants: study of self-incompatibility mechanism
• Viruses: prion and viral protein interaction protein screening
• Signaling pathways: transcription factors, estrogen alpha receptor interaction protein screening
• Cancer medicine: cancer-related proteins, apoptosis-related protein interaction protein screening
• Parasitic medicine: virulence factor pathogenesis study, galactose lectin interaction protein screening
• Fundamental principles research: myosin, proteasome regulatory factor interaction protein screening, fertilized egg development

Procedure

1.Total RNA extraction
2.mRNA purification and reverse transcription
3.Double-stranded cDNA synthesis and purification
4.Co-transfer to yeast receptor cells
5.Library potency determination

Notes

Customer provides tissue, cells or total RNA