AQT0709 PhosphoSens® Serine/threonine Kinase Substrate

A PhosphoSens® serine/threonine kinase substrate validated for 9 kinases (7 wild-type, 2 mutant), including CSNK1A1, CSNK1A1L, CSNK1D. Continuous, direct, real-time activity measurement — no antibodies, no coupling enzymes, no radioactivity.

See all 9 validated kinases
Catalog number
AQT0709
Enzyme class
Kinase
Residue specificity
Serine/threonine
Validated kinases
9
Assay formats
Kinetic · 9
Kinase families
1

Kinases validated with AQT0709

Every kinase below has a validated PhosphoSens® assay using AQT0709. Select a target to see its kits, recombinant enzyme, pricing and protocols.

KinaseTypeFamilyFormat with AQT0709Link
CSNK1A1 Wild-type CK1 Kinetic View assay →
CSNK1A1 [E42C] Mutant CK1 Kinetic View assay →
CSNK1A1 [I35C] Mutant CK1 Kinetic View assay →
CSNK1A1L Wild-type CK1 Kinetic View assay →
CSNK1D Wild-type CK1 Kinetic View assay →
CSNK1E Wild-type CK1 Kinetic View assay →
CSNK1G1 Wild-type CK1 Kinetic View assay →
CSNK1G2 Wild-type CK1 Kinetic View assay →
CSNK1G3 Wild-type CK1 Kinetic View assay →

Bulk substrate

AQT0709 PhosphoSens® Kinase Substrate

Bulk substrate for assay development, screening and high-throughput workflows. Kinase assay kits that include AQT0709 are on each target's assay page.

Price: $2795 USD

How PhosphoSens® substrates work

PhosphoSens® substrates are peptides carrying an environment-sensitive fluorophore next to the phospho-acceptor residue. When the kinase transfers a phosphate to the substrate, fluorescence increases, so activity is read continuously and directly in a plate reader.

  • Real-time progress curves, not single end-points
  • Run at physiologically relevant ATP concentrations
  • No antibodies, coupling enzymes, wash steps or radioactivity
  • One substrate across 9 kinases simplifies selectivity and panel work
Learn about PhosphoSens® technology →

Frequently asked questions

Which kinases is AQT0709 validated for?

AQT0709 is validated for 9 kinases (7 wild-type and 2 mutant), including CSNK1A1, CSNK1A1L, CSNK1D. See the full list above.

Which PhosphoSens assay formats use AQT0709?

AQT0709 is the PhosphoSens-Kinetic substrate for 9 kinases.

What sizes is AQT0709 available in?

1 mg, 5 mg, 10 mg and 20 mg, priced from $2795 (1 mg) to $37285 (20 mg) USD.

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