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Bradykinin B1 receptor ligand binding assay

Bradykinin B1 binding assay starter pack

Products Product reference Product insert
Tag-lite Bradykinin B1 receptor red antagonist L0016RED pdf
Tag-lite Bradykinin B1 - 1 Million labeled cells C1TT1B2 contact us
Tag-lite buffer - 100 ml (5X) LABMED -

The binding assay starter pack consists of three references, the labeled cells, the fluorescent ligand and the Tag-lite buffer. Each component must be ordered separately. The cells express the SNAP-receptor labeled with terbium cryptate (labeling performed with Tag-lite SNAP-Lumi4 Tb). The labeled cells are proposed in a 1 million cell pack, to achieve a minimum of 100 tests at a cell density of 10,000 cells/well.

Features:
  • Tag-lite Bradykinin B1 receptor red antagonist is a B9958 derivative labeled with a red emitting HTRF fluorescent probe
  • This ligand has been successfully used in a Bradykinin B1 receptor Tag-lite binding assay
  • Volume/Concentation; 30 µL, 10µM (H20+10%DMSO)
  • Molecular Weight: 2062.8
Related products Product reference Product insert
Plasmid pSNAP-B1 PSNAPB1 pdf
Tag-lite SNAP-Lumi4Tb - 2 nmoles SSNPTBC -

Assay Validation:

 

Bradykinin B1 receptor ligand binding assay is performed by using the starter pack reagents.

Kd was determined, and signal inhibition (IC50) by agonist and antagonist was performed with L0016RED (Tag-lite Bradykinin receptor red antagonist) 1nM.

Results obtained with radioligand assay and Tag-lite platform were very similar.

Family Receptor Compounds Radioactivity
(Ki nM)
Tag-lite
(Ki nM)
Bradykinin B1 B-9958 (antagonist, peptide) 0.055 nM (1) 0.12 nM
DesArg 10-Kallidin (agonist - peptide) 0.17 nM (2) 0.24 nM
Kallidin (agonist - peptide) 88 nM (2) 34.8 nM

(1) Gera et al. J Pharmacol Exp Ther, 2006

(2) Austin et al. J Biol Chem



For more information or To Place an Order:
 

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