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Key Documents

208920

Sigma-Aldrich

Calmodulin Kinase IINtide

A potent and specific inhibitor of CaMK II (IC₅₀ = 50 nM for both the total and Ca2+-independent CaMK II activity).

Synonym(s):

Calmodulin Kinase IINtide, KRPPKLGQIGRAKRVVIEDDRIDDVLK-OH

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About This Item

Empirical Formula (Hill Notation):
C136H240N44O39
Molecular Weight:
3115.63
UNSPSC Code:
12352200
NACRES:
NA.77

Quality Level

Assay

≥95% (HPLC)

form

solid

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze
desiccated (hygroscopic)

color

off-white

solubility

DMSO: 5 mg/mL

shipped in

ambient

storage temp.

−20°C

General description

A potent and specific inhibitor of CaMK II (IC50 = 50 nM for both the total and Ca2+-independent CaMK II activity). Exhibits inhibitory activity across converged species, including rat brain, goldfish brain, and Drosophila (IC50 range 100-400 nM). Does not affect the activities of CaMK I, CaMK IV, CaMKK, PKA, or PKC. The peptide sequence corresponds to the inhibitory domain of CaMK IIN.
A potent and specific inhibitor of calmodulin kinase II (CaM-KII) (IC50 = 50 nM for both total and Ca2+-independent activities of CaM-KII). Does not affect the activities of CaM-KI, CaM-KIV, CaM-KK, PKA, or PKC. The peptide sequence corresponds to the inhibitory domain of the inhibitory protein, CaM-KIIN. A cell-permeable version is available under Cat. No. 208921.

Biochem/physiol Actions

Cell permeable: no
Primary Target
Cam Kinase-2
Product does not compete with ATP.
Reversible: no
Target IC50: 50 nM for both the total and Ca2+-independent CaMK II activity

Packaging

Packaged under inert gas

Warning

Toxicity: Standard Handling (A)

Sequence

H-Lys-Arg-Pro-Pro-Lys-Leu-Gly-Gln-Ile-Gly-Arg-Ala-Lys-Arg-Val-Val-Ile-Glu-Asp-Asp-Arg-Ile-Asp-Asp-Val-Leu-Lys-OH

Physical form

Supplied as a trifluoroacetate salt.

Reconstitution

Following reconstitution, aliquot and freeze (-20°C). Stock solutions are stable for up to 4 months at -20°C.

Other Notes

Soderling, T.R., et al. 2001. J. Biol. Chem.276, 3719.
Chang, B.H., et al. 1998. Proc. Natl. Acad. Sci. USA95, 10890.
Pereda, A.E., et al. 1998. Proc. Natl. Acad. Sci. USA95, 13272.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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