Custom-Tailored Protein Production

ProQinase currently produces and offers more than 239 catalytically active recombinant human protein kinases and 10 recombinant substrate proteins. All kinases and substrates listed are available immediately off the shelf in amounts up to several mg.

If our off the shelf products do not meet your experimental requirements you can use our extended experience in protein expression and purification, as well as kinase assay development. In a custom tailored project we will produce and characterise your specifc protein to your exact specifications.

We offer the following services:

  • Production of kinases which do not yet belong to our portfolio
  • Production of kinases with sequence alterations (e.g. mutational activation or inactivation, introduction of clinical relevant mutations)

Furthermore we produce your kinases of interest according to your wishes regarding:

  • Expression system: Insect cells and E.coli
  • Tag specifications: without or with a defined tag (HIS or GST or both, additional tags upon request), tag position N- or C-terminal
  • Activation status: in vitro autophosphorylation or phosphorylation by an upstream kinase (if possible)
  • Buffer
  • Concentration

Depending on your needs we offer two different types of projects: Small scale production (feasibility study) and large scale production:

 Smale scale production (feasibility study)
 a) Cloning, expression, purification of 200 µg of your protein of choice
 b) Quality control including Coomassie stain, and determination of ATP-Km and Vmax (if applicable).
     In case no substrate is known, we perform a substrate finding approach testing at least
     20 generic substrates.


 Large scale production
 a) Upscaling of expression and purification of at least 5 mg of your protein of choice
 b) Quality control including Coomassie stain, Mass Specs analysis, Activity measurement
     (ATP-Km, Vmax, IC50 of reference inhibitor; if available).

Please inquire to get a custom-tailored quote



Related Products

Active Protein Kinases

Additional Protein Kinase Variants

Recombinant Kinase Substrates

KinaseSampler & KinaseSamplerPlus
 


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