Cat. No. 1277

KN-62 C38H35N5O6S2 [127191-97-3]

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Chemical Name: 4-[(2S)-2-[(5-isoquinolinylsulfonyl)methylamino]-3-oxo-3-(4-phenyl-1-piperazinyl)propyl] phenyl isoquinolinesulfonic acid ester

Biological Activity

Selective, cell-permeable inhibitor of CaM kinase II (IC50 = 0.9 μM). Binds directly to the calmodulin binding site of the enzyme. Potent non-competitive antagonist at the P2X7 receptor (IC50 = 15 nM).

Technical Data

Soluble to 100 mM in DMSO
>98 %
Desiccate at -20°C

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.

Certificate of Analysis / Safety Data Sheet

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Tokumitsu et al (1990) KN-62, 1-[N-O-bis(5-isoquinolinesulfonyl)-N-methyl-L-tyrosyl]-4-phenylpiperazine, a specific inhibitor of Ca2+/calmodulin-dependent protein kinase II. J.Biol.Chem. 265 4315. PMID: 2155222.

Hidaka and Yokokura (1996) Molecular and cellular pharmacology of a calcium/calmodulin-dependent protein kinase II (CaM kinase II) inhibitor, KN-62, and proposal of CaM kinase phosphorylation cascades. Adv.Pharmacol. 36 193. PMID: 8783561.

Chessell et al (1998) Effects of antagonists at the human recombinant P2X7 receptor. Br.J.Pharmacol. 124 1314. PMID: 9720806.

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View Related Products by Product Action

Keywords: KN-62, supplier, CaM, kinase, II, inhibitors, Non-competitive, P2X7, antagonists, Calmodulin-Activated, calmodulin-dependent, Protein, Kinase, Kinases, Ca2+, Binding, modulators, Calcium, Signaling, Signalling, Receptors, Purinergic, purinoceptors, Purinergic (P2X) Receptor Antagonists

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