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Prokaryotic Yeast Two-Hybrid (Y2H) Service

Yeast two-hybrid was proposed by Fields in 1989, and its production was based on the study of the properties of eukaryotic transcription factors (especially GAL4). GAL4 includes two domains that are transcription activation domain (AD) in the N-termina and DNA binding domain (BD) in the C-termina. DNA-BD and AD acting separately cannot activate the transcription reaction, but when the two are sufficiently close in space, they exhibit complete GAL4 transcription factor activity and can activate the promoter downstream of UAS, so that genes downstream of the promoter can be transcribed.

Principle of Yeast Two-Hybrid (Y2H) Library Construction and Screening -Creative BioMart -Creative BioMart

Service introduction

Creative BioMart has developed a library construction technology for prokaryotes, which can quickly and efficiently construct a high-quality prokaryotic sample yeast two-hybrid library, which is suitable for a variety of purposes.

Experiment workflow

Library construction process of prokaryotic yeast two-hybrid (Y2H)
  • Extraction of bacterial RNA
  • Isolation of bacterial mRNA (Clontech)
  • cDNA synthesis (Clontech / Invitrogen), cDNA ligation adapter. cDNA separation by length
  • Recombination of cDNA and yeast two-hybrid library vector
  • Clontech - enzyme digestion, linking and recombination in vivo
    Invitrogen - gateway method

  • Electrotransformation of recombinant products
  • Clontech - cDNA
    Invitrogen - mixed plasmids of secondary library

  • Library detection and plasmid extraction
Library screening process of prokaryotic yeast two-hybrid (Y2H)
  • Sequencing verification of bait vector and construction of two-hybrid screening vector
  • Self-activation detection of decoy genes
  • Transformation of bait plasmid into yeast cells
  • Yeast screening and 3AT condition optimization
  • Sequencing of screening results
  • Rotation verification of screening results

Material requirements

  • Animal sample > 1g
  • Plant sample > 2g
  • Total RNA > 50μg

Delivery result

  • Yeast two-hybrid library glycerol bacteria
  • Yeast two-hybrid library plasmid
  • Library construction report
  • Library construction picture
  • Library screening report, including sequencing results of screening results
  • Plasmids for screening results

Project cycle

The project cycle is within 50 working days.

Service process

Please let us know the details of your yeast related projects through online consultation. We will reply to you in time and provide you with a comprehensive evaluation report on your project, including the feasibility evaluation of the project and the detailed experimental plan designed by our professionals. As our condition optimization is completed, the result report and other final products will be delivered to you immediately.

Prokaryotic Yeast Two-Hybrid (Y2H) Service Process -Creative BioMart

Creative BioMart has accumulated many years of experience in the field of yeast research, helping our customers accelerate research in all fields using yeast as a research tool, and improve the overall success rate of the project. Please tell us your project requirements, and we will provide you with a full service from strategy design to final report. If you have any questions, please feel free to contact us.