208735
Calmodulin Inhibitory Peptide
The Calmodulin Inhibitory Peptide controls the biological activity of Calmodulin. This small molecule/inhibitor is primarily used for Cell Signaling applications.
Synonym(s):
Calmodulin Inhibitory Peptide, MLCK Peptide, MLCKP
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About This Item
Empirical Formula (Hill Notation):
C91H156N36O20
Molecular Weight:
2074.44
NACRES:
NA.77
UNSPSC Code:
12352202
Assay:
≥95% (HPLC)
Form:
lyophilized
Quality level:
Storage condition:
OK to freeze, desiccated (hygroscopic)
Quality Level
assay
≥95% (HPLC)
form
lyophilized
manufacturer/tradename
Calbiochem®
storage condition
OK to freeze, desiccated (hygroscopic)
solubility
water: 50 mg/mL
shipped in
ambient
storage temp.
−20°C
General description
A 17-residue peptide based on the calmodulin-binding domain of myosin light chain kinase (MLCK). Binds to calmodulin with high affinity (Kd = 6 pM). Inhibits calmodulin activation of MLCK-catalyzed phosphorylation of smooth muscle regulatory light chain(MLC).
Biochem/physiol Actions
Cell permeable: no
Kd = 6 pM in binding to calmodulin
Primary Target
Calmodulin
Calmodulin
Product does not compete with ATP.
Reversible: no
Physical form
Supplied as a trifluoroacetate salt.
Preparation Note
Following reconstitution, aliquot and freeze (-20°C). Stock solutions are stable for up to 3 months at -20°C.
Other Notes
Ac-Arg-Arg-Lys-Trp-Gln-Lys-Thr-Gly-His-Ala-Val-Arg-Ala-Ile-Gly-Arg-Leu-NH₂
Torok,K., et al. 1998. Biochemistry 37, 6188.
Török, K., and Trentham, D.R. 1994. Biochemistry33, 12807.
Török, K., and Trentham, D.R. 1994. Biochemistry33, 12807.
Legal Information
CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany
Disclaimer
Toxicity: Standard Handling (A)
Storage Class
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
Certificates of Analysis (COA)
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