1. Membrane Transporter/Ion Channel
  2. Proton Pump
  3. Caloxin 2A1 TFA

Caloxin 2A1 TFA is an extracellular plasma membrane Ca2+-ATPase (PMCA) peptide inhibitor. Caloxin 2A1 TFA does not affect basal Mg2+-ATPase or Na+-K+-ATPase.

For research use only. We do not sell to patients.

Custom Peptide Synthesis

Caloxin 2A1 TFA Chemical Structure

Caloxin 2A1 TFA Chemical Structure

Size Price Stock Quantity
1 mg USD 50 In-stock
5 mg USD 110 In-stock
10 mg USD 180 In-stock
25 mg USD 360 In-stock
50 mg USD 540 In-stock
100 mg   Get quote  
200 mg   Get quote  

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This product is a controlled substance and not for sale in your territory.

Customer Review

Based on 1 publication(s) in Google Scholar

Other Forms of Caloxin 2A1 TFA:

Top Publications Citing Use of Products

1 Publications Citing Use of MCE Caloxin 2A1 TFA

  • Biological Activity

  • Purity & Documentation

  • References

  • Customer Review

Description

Caloxin 2A1 TFA is an extracellular plasma membrane Ca2+-ATPase (PMCA) peptide inhibitor. Caloxin 2A1 TFA does not affect basal Mg2+-ATPase or Na+-K+-ATPase[1].

In Vitro

Caloxin 2A1 TFA inhibits Ca2+-Mg2+-ATPase in human erythrocyte leaky ghosts, but it does not affect basal Mg2+-ATPase or Na+-K+-ATPase in the ghosts or Ca2+-Mg2+-ATPase in the skeletal muscle sarcoplasmic reticulum. Caloxin 2A1 TFA also inhibits Ca2+-dependent formation of the 140-kDa acid-stable acylphosphate[1].
Caloxin 2A1 TFA increases airway smooth muscle cells (ASMCs) apoptosis[2].

MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

Molecular Weight

1592.54

Formula

C66H92F3N19O24

Appearance

Solid

Color

White to off-white

Sequence Shortening

VSNSNWPSFPSSGGG-NH2

Shipping

Room temperature in continental US; may vary elsewhere.

Storage

Sealed storage, away from moisture

Powder -80°C 2 years
-20°C 1 year

*In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)

Solvent & Solubility
In Vitro: 

H2O : 100 mg/mL (62.79 mM; Need ultrasonic)

DMSO : 100 mg/mL (62.79 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 0.6279 mL 3.1396 mL 6.2793 mL
5 mM 0.1256 mL 0.6279 mL 1.2559 mL
View the Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.

  • Molarity Calculator

  • Dilution Calculator

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

Mass
=
Concentration
×
Volume
×
Molecular Weight *

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

Concentration (start)

C1

×
Volume (start)

V1

=
Concentration (final)

C2

×
Volume (final)

V2

In Vivo:

Select the appropriate dissolution method based on your experimental animal and administration route.

For the following dissolution methods, please ensure to first prepare a clear stock solution using an In Vitro approach and then sequentially add co-solvents:
To ensure reliable experimental results, the clarified stock solution can be appropriately stored based on storage conditions. As for the working solution for in vivo experiments, it is recommended to prepare freshly and use it on the same day.
The percentages shown for the solvents indicate their volumetric ratio in the final prepared solution. If precipitation or phase separation occurs during preparation, heat and/or sonication can be used to aid dissolution.

  • Protocol 1

    Add each solvent one by one:  10% DMSO    40% PEG300    5% Tween-80    45% Saline

    Solubility: ≥ 2.5 mg/mL (1.57 mM); Clear solution

    This protocol yields a clear solution of ≥ 2.5 mg/mL (saturation unknown).

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (25.0 mg/mL) to 400 μL PEG300, and mix evenly; then add 50 μL Tween-80 and mix evenly; then add 450 μL Saline to adjust the volume to 1 mL.

    Preparation of Saline: Dissolve 0.9 g sodium chloride in ddH₂O and dilute to 100 mL to obtain a clear Saline solution.
  • Protocol 2

    Add each solvent one by one:  10% DMSO    90% (20% SBE-β-CD in Saline)

    Solubility: ≥ 2.5 mg/mL (1.57 mM); Clear solution

    This protocol yields a clear solution of ≥ 2.5 mg/mL (saturation unknown).

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (25.0 mg/mL) to 900 μL 20% SBE-β-CD in Saline, and mix evenly.

    Preparation of 20% SBE-β-CD in Saline (4°C, storage for one week): 2 g SBE-β-CD powder is dissolved in 10 mL Saline, completely dissolve until clear.
In Vivo Dissolution Calculator
Please enter the basic information of animal experiments:

Dosage

mg/kg

Animal weight
(per animal)

g

Dosing volume
(per animal)

μL

Number of animals

Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
Calculation results:
Working solution concentration: mg/mL
This product has good water solubility, please refer to the measured solubility data in water/PBS/Saline for details.
The concentration of the stock solution you require exceeds the measured solubility. The following solution is for reference only.If necessary, please contact MedChemExpress (MCE).
Purity & Documentation

Purity: 99.96%

References

Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

Optional Solvent Concentration Solvent Mass 1 mg 5 mg 10 mg 25 mg
H2O / DMSO 1 mM 0.6279 mL 3.1396 mL 6.2793 mL 15.6982 mL
5 mM 0.1256 mL 0.6279 mL 1.2559 mL 3.1396 mL
10 mM 0.0628 mL 0.3140 mL 0.6279 mL 1.5698 mL
15 mM 0.0419 mL 0.2093 mL 0.4186 mL 1.0465 mL
20 mM 0.0314 mL 0.1570 mL 0.3140 mL 0.7849 mL
25 mM 0.0251 mL 0.1256 mL 0.2512 mL 0.6279 mL
30 mM 0.0209 mL 0.1047 mL 0.2093 mL 0.5233 mL
40 mM 0.0157 mL 0.0785 mL 0.1570 mL 0.3925 mL
50 mM 0.0126 mL 0.0628 mL 0.1256 mL 0.3140 mL
60 mM 0.0105 mL 0.0523 mL 0.1047 mL 0.2616 mL

* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.

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Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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Product Name:
Caloxin 2A1 TFA
Cat. No.:
HY-P3278A
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