AQT0694 PhosphoSens® Serine/threonine Kinase Substrate

A PhosphoSens® serine/threonine kinase substrate validated for 10 kinases, including CHEK1, CHEK2, KSR1. Continuous, direct, real-time activity measurement — no antibodies, no coupling enzymes, no radioactivity.

Catalog number
AQT0694
Enzyme class
Kinase
Residue specificity
Serine/threonine
Validated kinases
10
Assay formats
Kinetic · 7 Red · 7
Kinase families
5

Kinases validated with AQT0694

Every kinase below has a validated PhosphoSens® assay using AQT0694. Select a target to see its kits, recombinant enzyme, pricing and protocols.

KinaseTypeFamilyFormat with AQT0694Link
CHEK1 Wild-type CAMKL KineticRed View assay →
CHEK2 Wild-type RAD53 KineticRed View assay →
KSR1 Wild-type RAF Kinetic View assay →
KSR2 Wild-type RAF Kinetic View assay →
NIM1 Wild-type CAMKL KineticRed View assay →
PASK Wild-type CAMKL KineticRed View assay →
PRKD1 Wild-type PKD Red View assay →
PRKD2 Wild-type PKD Red View assay →
PRKD3 Wild-type PKD Red View assay →
SBK1 Wild-type NKF1 Kinetic View assay →

Bulk substrate

AQT0694 PhosphoSens® Kinase Substrate

Bulk substrate for assay development, screening and high-throughput workflows. Kinase assay kits that include AQT0694 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 10 kinases simplifies selectivity and panel work
Learn about PhosphoSens® technology →

Frequently asked questions

Which kinases is AQT0694 validated for?

AQT0694 is validated for 10 kinases, including CHEK1, CHEK2, KSR1. See the full list above.

Which PhosphoSens assay formats use AQT0694?

AQT0694 is the PhosphoSens-Kinetic substrate for 7 kinases. It is the PhosphoSens-Red substrate for 7 kinases.

What sizes is AQT0694 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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