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Calmodulin Inhibitors
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Items 18 of 18
ALX-270-109 Revised 14-Apr-08
Ophiobolin A
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SYNONYMS Cochliobolin A
Ophiobalin
PRODUCT LINE Natural Products / Antibiotics
PRODUCT CATEGORY Natural Products - Other Signal Transduction Pathway Modulators
Ordering Information
Product Numbers: Format: Size: Unit Price: Quantity: Add To Cart
ALX-270-109-MC01   0.1 mg 50.00 USD Add To Cart
ALX-270-109-M001   1 mg 220.00 USD Add To Cart
Product Specification
FORMULA: C25H36O4
MW: 400.6
CAS NUMBER: 4611-05-6
RTECS: RL1576000
SOURCE/HOST: Isolated from Bipolaris leersia MST-FP107.
PURITY: ≥95% (HPLC)
APPEARANCE: White to off-white solid.
SOLUBILITY: Soluble in dimethyl formamide, DMSO, 100% ethanol or methanol.
SHIPPING: AMBIENT
LONG TERM STORAGE: -20°C
HANDLING: Protect from light.
HAZARD: HARMFUL.

Product Description
Cell permeable antagonist of calmodulin. Inhibits Ca2+/calmodulin-dependent phosphodiesterase. Inhibits P-glycoprotein-mediated transport. Exhibits antibacterial, antitumor and nematocidal activities. Phytotoxic.
Product Specific Literature References
The structure of ophiobolin, a C25 terpenoid having a novel skeleton: S. Nozoe, et al.; JACS 87, 4968 (1965) Abstract
The constitution of cochliobolin: L. Canonica, et al.; THL 7, 1211 (1966)
Ophiobolin A. A natural product inhibitor of calmodulin: P.C. Leung, et al.; J. Biol. Chem. 259, 2742 (1984) Abstract; Full Text
Role of Calmodulin Inhibition in the Mode of Action of Ophiobolin A: P.C. Leung, et al.; Plant Physiol. 77, 303 (1985) Abstract; Full Text
Characterization of the interaction of ophiobolin A and calmodulin: P.C. Leung, et al.; Int. J. Biochem. 20, 1351 (1988) Abstract
Microbial metabolites of ophiobolin A and antimicrobial evaluation of ophiobolins: E. Li, et al.; J. Nat. Prod. 58, 74 (1995) Abstract
The biology of ophiobolins: T.K. Au, et al.; Life Sci. 67, 733 (2000), Review Abstract
Calmodulin and lipid binding to synaptobrevin regulates calcium-dependent exocytosis: S. Quetglas, et al.; EMBO J. 21, 3970 (2002) Abstract; Full Text
Herbicidal potential of ophiobolins produced by Drechslera gigantea: A. Evidente, et al.; J. Agric. Food Chem. 54, 1779 (2006) Abstract
Inhibition of P-glycoprotein-mediated transport by terpenoids contained in herbal medicines and natural products: N. Yoshida, et al.; Food Chem. Toxicol. 44, 2033 (2006) Abstract
Further Categories Containing This Product:
Calmodulin Inhibitors • Phosphodiesterases / Related Products • Natural Products with Antibiotic Activity • MDR Inhibitors • P-glycoprotein [Pgp] / Related Products • Other Toxins • Natural Products - Antitumor Reagents
 
 
ALX-270-151 Revised 10-May-05
W-5 . hydrochloride
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SYNONYMS N-(6-Aminohexyl)-1-naphthalenesulfonamide . HCl
PRODUCT LINE Signal Transduction
PRODUCT CATEGORY Calmodulin Inhibitors
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Product Numbers: Format: Size: Unit Price: Quantity: Add To Cart
ALX-270-151-M005   5 mg 20.00 USD Add To Cart
ALX-270-151-M025   25 mg 60.00 USD Add To Cart
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Product Specification
FORMULA: C16H22N2O2S . HCl
MW: 306.4 . 36.5
CAS NUMBER: 61714-25-8
PURITY: ≥98%
APPEARANCE: White to off-white crystalline solid.
SOLUBILITY: Soluble in water, DMSO, 100% ethanol (hot) or methanol (hot).
SHIPPING: AMBIENT
LONG TERM STORAGE: -20°C
USE/STABILITY: Stable for at least 3 years when stored at -20°C. Stock solutions are stable for up to  6 months when stored at +4°C.
HANDLING: Protect from light.

Product Description
Antagonist of calmodulin, inhibiting Ca2+/calmodulin-regulated phosphodiesterase (PDE I) and myosin light chain kinase.
Product Specific Literature References
Hydrophobic regions function in calmodulin-enzyme(s) interactions: T. Tanaka & H. Hidaka; J. Biol. Chem. 255, 11078 (1980) Abstract; Full Text
N-(6-aminohexyl)-5-chloro-1-naphthalenesulfonamide, a calmodulin antagonist, inhibits cell proliferation: H. Hidaka, et al.; PNAS 78, 4354 (1981) Abstract
[Pharmacology of calmodulin: calmodulin antagonist (author's transl)]: H. Hidaka; Prot. Nucl. Acid Enz. 26, 977 (1981) Abstract
Further Categories Containing This Product:
Phosphodiesterases / Related Products • Myosin Light Chain Kinase Inhibitors
 
 
ALX-270-152 Revised 04-Apr-03
W-5 Analog . hydrochloride
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SYNONYMS N-(5-Aminopentyl)-1-naphthalenesulfonamide . HCl
PRODUCT LINE Signal Transduction
PRODUCT CATEGORY Calmodulin Inhibitors
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ALX-270-152-M001   1 mg 30.00 USD Add To Cart
ALX-270-152-M005   5 mg 90.00 USD Add To Cart
Product Specification
FORMULA: C15H20N2O2S . HCl
MW: 292.4 . 36.5
PURITY: ≥98%
SOLUBILITY: Soluble in methanol.
SHIPPING: AMBIENT
LONG TERM STORAGE: +4°C

Product Description
Antagonist of calmodulin.
Product Specific Literature References
N-(6-aminohexyl)-5-chloro-1-naphthalenesulfonamide, a calmodulin antagonist, inhibits cell proliferation: H. Hidaka, et al.; PNAS 78, 4354 (1981) Abstract
 
 
ALX-270-153 Revised 29-Feb-08
W-7 . hydrochloride
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SYNONYMS N-(6-Aminohexyl)-5-chloro-1-naphthalenesulfonamide . HCl
PRODUCT LINE Signal Transduction
PRODUCT CATEGORY Calmodulin Inhibitors
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ALX-270-153-M005   5 mg 20.00 USD Add To Cart
ALX-270-153-M025   25 mg 60.00 USD Add To Cart
Product Specification
FORMULA: C16H21ClN2O2S . HCl
MW: 340.9 . 36.5
CAS NUMBER: 61714-27-0
PURITY: ≥98% (TLC)
APPEARANCE: White to off-white solid.
SOLUBILITY: Soluble in water (warm), methanol, 100% ethanol (warm), DMSO, dimethyl formamide or ethylene glycol.
SHIPPING: AMBIENT
LONG TERM STORAGE: -20°C
HANDLING: Protect from light.
IDENTITY:

Determined by H-NMR.

Product Description
Antagonist of calmodulin, inhibiting activation of Ca2+/calmodulin-regulated phosphodiesterase (PDE I) and myosin light chain kinase.
Product Specific Literature References
N-(6-aminohexyl)-5-chloro-1-naphthalenesulfonamide, a calmodulin antagonist, inhibits cell proliferation: H. Hidaka, et al.; PNAS 78, 4354 (1981) Abstract
Activity-structure relationship of calmodulin antagonists, Naphthalenesulfonamide derivatives: H. Hidaka, et al.; Mol. Pharmacol. 20, 571 (1981) Abstract
Calmodulin antagonists enhance calcium binding to calmodulin: M. Inagaki, et al.; Pharmacology 27, 125 (1983) Abstract
Direct interaction of calmodulin antagonists with Ca2+/calmodulin- dependent cyclic nucleotide phosphodiesterase: H. Itoh & H. Hidaka; J. Biochem. 96, 1721 (1984) Abstract
Related Products
Further Categories Containing This Product:
Phosphodiesterases / Related Products • Myosin Light Chain Kinase Inhibitors
 
 
ALX-270-155 Revised 04-Mar-05
W-12 . hydrochloride
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SYNONYMS N-(4-Aminobutyl)-2-naphthalenesulfonamide . HCl
PRODUCT LINE Signal Transduction
PRODUCT CATEGORY Calmodulin Inhibitors
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ALX-270-155-M005   5 mg 40.00 USD Add To Cart
ALX-270-155-M025   25 mg 160.00 USD Add To Cart
Product Specification
FORMULA: C14H18N2O2S . HCl
MW: 278.4 . 36.5
CAS NUMBER: 89108-46-3
PURITY: ≥98%
APPEARANCE: White solid.
SOLUBILITY: Soluble in 100% ethanol or water.
SHIPPING: AMBIENT
LONG TERM STORAGE: -20°C
HANDLING: Protect from light.

Product Description
Antagonist of calmodulin, inhibiting activation of Ca2+/calmodulin-dependent phosphodiesterase (PDE I) and myosin light chain kinase.
Product Specific Literature References
T. Tanaka and H. Hidaka; J. Biol. Chem. 255, 11078 (1980) Abstract; Full Text
[Pharmacology of calmodulin: calmodulin antagonist (author's transl)]: H. Hidaka; Prot. Nucl. Acid Enz. 26, 977 (1981) Abstract
N-(6-aminohexyl)-5-chloro-1-naphthalenesulfonamide, a calmodulin antagonist, inhibits cell proliferation: H. Hidaka, et al.; PNAS 78, 4354 (1981) Abstract
Further Categories Containing This Product:
Phosphodiesterases / Related Products • Myosin Light Chain Kinase Inhibitors
 
 
ALX-270-156 Revised 20-Feb-07
W-13 . hydrochloride
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SYNONYMS N-(4-Aminobutyl)-5-chloro-2-naphthalenesulfonamide . HCl
PRODUCT LINE Signal Transduction
PRODUCT CATEGORY Calmodulin Inhibitors
Ordering Information
Product Numbers: Format: Size: Unit Price: Quantity: Add To Cart
ALX-270-156-M005   5 mg 60.00 USD Add To Cart
ALX-270-156-M025   25 mg 240.00 USD Add To Cart
Product Specification
FORMULA: C14H17ClN2O2S . HCl
MW: 312.8 . 36.5
CAS NUMBER: 88519-57-7
SOURCE/HOST: Synthetic.
PURITY: ≥98%
APPEARANCE: White to off-white solid.
SOLUBILITY: Soluble in water (warm) or methanol.
SHIPPING: AMBIENT
LONG TERM STORAGE: -20°C
HANDLING: Protect from light.

Product Description
Antagonist of calmodulin, inhibiting activation of Ca2+/calmodulin-dependent phosphodiesterase (PDE I) and myosin light chain kinase.
Product Specific Literature References
Hydrophobic regions function in calmodulin-enzyme(s) interactions: T. Tanaka & H. Hidaka; J. Biol. Chem. 255, 11078 (1980) Abstract; Full Text
[Pharmacology of calmodulin: calmodulin antagonist (author's transl)]: H. Hidaka; Prot. Nucl. Acid Enz. 26, 977 (1981) Abstract
Activity-structure relationship of calmodulin antagonists, Naphthalenesulfonamide derivatives: H. Hidaka, et al.; Mol. Pharmacol. 20, 571 (1981) Abstract
Naphthalenesulfonamides as calmodulin antagonists: H. Hidaka & T. Tanaka; Meth. Enzymol. 102, 185 (1983) Abstract
Calmodulin antagonists enhance calcium binding to calmodulin: M. Inagaki, et al.; Pharmacology 27, 125 (1983) Abstract
Direct interaction of calmodulin antagonists with Ca2+/calmodulin- dependent cyclic nucleotide phosphodiesterase: H. Itoh & H. Hidaka; J. Biochem. 96, 1721 (1984) Abstract
Tamoxifen-resistant human breast cancer cell growth: inhibition by thioridazine, pimozide and the calmodulin antagonist, W-13: J.S. Stroble & V.A. Peterson; J. Pharm. Exp. Ther. 263, 186 (1992) Abstract
Further Categories Containing This Product:
Phosphodiesterases / Related Products • Myosin Light Chain Kinase Inhibitors
 
 
ALX-270-158 Revised 09-Nov-07
W-13 Isomer, Decyl Analog . hydrochloride
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SYNONYMS N-(10-Aminodecyl)-5-chloro-1-naphthalenesulfonamide . HCl
PRODUCT LINE Signal Transduction
PRODUCT CATEGORY Calmodulin Inhibitors
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Product Numbers: Format: Size: Unit Price: Quantity: Add To Cart
ALX-270-158-M005   5 mg 30.00 USD Add To Cart
ALX-270-158-M025   25 mg 90.00 USD Add To Cart
Product Specification
FORMULA: C20H29ClN2O2S . HCl
MW: 397.0 . 36.5
PURITY: ≥98%
APPEARANCE: White to off-white solid.
SOLUBILITY: Soluble in 100% ethanol, methanol or DMSO; almost insoluble in water.
SHIPPING: AMBIENT
LONG TERM STORAGE: -20°C
HANDLING: Protect from light.

Product Description
Most potent isomer of the naphthalenesulfonamide family of calmodulin inhibitors.
Product Specific Literature References
Naphthalenesulfonamides as calmodulin antagonists: H. Hidaka & T. Tanaka; Meth. Enzymol. 102, 185 (1983) Abstract
 
 
ALX-270-161 Revised 26-Nov-04
W-5 Isomer . hydrochloride
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SYNONYMS N-(6-Aminohexyl)-2-naphthalenesulfonamide . HCl
PRODUCT LINE Signal Transduction
PRODUCT CATEGORY Calmodulin Inhibitors
Ordering Information
Product Numbers: Format: Size: Unit Price: Quantity: Add To Cart
ALX-270-161-M001   1 mg 30.00 USD Add To Cart
ALX-270-161-M005   5 mg 90.00 USD Add To Cart
Product Specification
FORMULA: C16H22N2O2S . HCl
MW: 306.4 . 36.5
PURITY: ≥98%
SOLUBILITY: Soluble in methanol.
SHIPPING: AMBIENT
LONG TERM STORAGE: -20°C
HANDLING: Protect from light.

Product Description
Isomer of W-5 (Prod. No. ALX-270-151).
Product Specific Literature References
N-(6-aminohexyl)-5-chloro-1-naphthalenesulfonamide, a calmodulin antagonist, inhibits cell proliferation: H. Hidaka, et al.; PNAS 78, 4354 (1981) Abstract
Further Categories Containing This Product:
Myosin Light Chain Kinase Inhibitors • Phosphodiesterases / Related Products
 
 
ALX-270-171 Revised 30-Jun-08
Chlorpromazine . hydrochloride
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SYNONYMS 2-Chloro-10-(3-dimethylaminopropyl)phenothiazine . HCl
PRODUCT LINE Signal Transduction
PRODUCT CATEGORY Calmodulin Inhibitors
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ALX-270-171-G001   1 g 22.00 USD Add To Cart
ALX-270-171-G005   5 g 66.00 USD Add To Cart
Product Specification
FORMULA: C17H19ClN2S . HCl
MW: 318.9 . 36.5
CAS NUMBER: 69-09-0
MERCK INDEX: 14: 2185
RTECS: SO1750000
PURITY: ≥98% (HPLC)
APPEARANCE: White to off-white powder.
SOLUBILITY: Soluble in 100% ethanol, methanol or water (50mg/ml).
SHIPPING: AMBIENT
LONG TERM STORAGE: +4°C
USE/STABILITY: Not stable in aqueous solution. We strongly recommend always to use freshly prepared solutions.
HANDLING: Protect from light.
HAZARD: VERY TOXIC.

Product Description
Inhibits calmodulin stimulation of cyclic nucleotide phosphodiesterase. Dopamine antagonist. D2 antagonist. H1 antagonist. Inhibits TNF-α production. Potent PLA2 inhibitor. Inhibits nitric oxide synthase (NOS) in mouse brain and prevents lipopolysaccharide induction of NOS in mouse lung. Antipsychotic.
Product Specific Literature References
Chlorpromazine as a substitute for ortho-dianisidine and ortho-tolidine in the determination of chlorine, hemoglobin, and peroxidase activity: H.B. Collier; Clin. Biochem. 7, 331 (1974) Abstract
Drug-protein interactions: binding of chlorpromazine to calmodulin, calmodulin fragments, and related calcium binding proteins: D.R. Marshak, et al.; Biochemistry 24, 144 (1985) Abstract
Selective inhibition of group II phospholipase A2 by quercetin: M. Lindahl & C. Tagesson; Inflammation 17, 573 (1993) Abstract
Chlorpromazine inhibits both the constitutive nitric oxide synthase and the induction of nitric oxide synthase after LPS challenge: M. Palacios, et al.; BBRC 196, 280 (1993) Abstract
Protective effect of calmodulin inhibitors against acute cyanide- induced lethality and convulsions in mice: H. Yamamoto; Toxicol. Lett. 66, 73 (1993) Abstract
Pharmacologic inhibitors of tumor necrosis factor production exert differential effects in lethal endotoxemia and in infection with live microorganisms in mice: M.G. Netea, et al.; J. Infect. Dis. 171, 393 (1995) Abstract
Pharmacological regulation of mitochondrial nitric oxide synthase: A. Boveris, et al.; Methods Enzymol. 359, 328 (2002) Abstract
Brain mitochondrial nitric oxide synthase: in vitro and in vivo inhibition by chlorpromazine: S. Lores-Arnaiz, et al.; Arch. Biochem. Biophys. 430, 170 (2004) Abstract
Further Categories Containing This Product:
Phosphodiesterases / Related Products • TNF-alpha & TNF Receptors Other Products • Chemopreventive Agents Other Products • NOS Inhibitors (NOS Induction & Enzyme Activity) • PLA2 Inhibitors • Dopaminergics & Dopamine Receptors / Related Products
 
 
ALX-270-175 Revised 28-Feb-08
W-7 Isomer . hydrochloride
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SYNONYMS N-(6-Aminohexyl)-5-chloro-2-naphthalenesulfonamide . HCl
PRODUCT LINE Signal Transduction
PRODUCT CATEGORY Calmodulin Inhibitors
Ordering Information
Product Numbers: Format: Size: Unit Price: Quantity: Add To Cart
ALX-270-175-M005   5 mg 40.00 USD