T7 Express lysY/Iq Competent E. coli (High Efficiency)

NEB does not add a dry ice surcharge to our competent cell shipments.

High efficiency chemically competent E. coli cells suitable for T7 expression with highest level of expression control.

  • T7 RNA Polymerase in the lac operon - no λ prophage
  • Tight control of expression by laclq allows potentially toxic genes to be cloned
  • Control of T7 RNA Polymerase by lysozyme allows potentially toxic genes to be expressed
  • Deficient in proteases Lon and OmpT
  • Resistant to phage T1 (fhuA2)
  • Free of animal products
  • No dry ice surcharge on competent cell shipments

Ordering Information

$name
  • 6 x 0.2 ml/tube
    $145.00

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