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ArcticExpress RP & RIL Competent Cells

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ArcticExpress (DE3) RP Competent Cells. Enhanced protein folding and solubility of expressed proteins. Dramatically improves expression for GC-rich genomes when codon bias is a problem. Encodes T7 RNA polymerase under control of the lacUV5 promoter.

For Research Use Only. Not for use in diagnostic procedures.
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Cell Strain
  • ArcticExpress (DE3)RP
Cell Type - Production Method
  • Chemically Competent
Competent Cell Suitable For
  • Improved protein soluability and codon bias
Difficult Protein Expression Type
  • Codon Bias
  • Enhanced Solubility
Extra Copies of tRNA Genes
  • argU (AGA, AGG)
  • proL (CCC)
Generates Unmethylated DNA
  • No
  • E. coli B F– ompT hsdS(rB– mB-) dcm+ Tetr gal l(DE3) endA Hte [cpn10 cpn60 Gentr] [argU proL Strr]
  • Tetracycline
Transformation Efficiency - Quantitative
  • 5 x 10^6
  • 10 x 0.1 mL