1. Anti-infection
  2. Bacterial
  3. Ceratotoxin A

Ceratotoxin A, a 29-residue peptide isolated from the accessory gland secretion fluid, with strong anti-bacterial activity.

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

Custom Peptide Synthesis

Ceratotoxin A Chemical Structure

Ceratotoxin A Chemical Structure

CAS No. : 150671-04-8

Size Price Stock Quantity
5 mg USD 290 In-stock
10 mg USD 460 In-stock
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100 mg   Get quote  

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

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Based on 1 publication(s) in Google Scholar

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  • Biological Activity

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Description

Ceratotoxin A, a 29-residue peptide isolated from the accessory gland secretion fluid, with strong anti-bacterial activity.

IC50 & Target

Bacterial[1]

In Vitro

Ceratotoxin A is a 29-residue peptide isolated from the accessory gland secretion fluid, shows anti-E.coli activity, and is heat stable[1]. Ceratotoxin A is effective against Escherichia coli ATCC 23739, Pseudomonas aeruginos ATCC 27853, and Bacillus subtilis ATCC 6633 with minimal inhibitory concentration (MIC) of 7, 7, and 3.5 µM[2].

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

Molecular Weight

2868.59

Formula

C135H243N35O32

CAS No.
Appearance

Solid

Color

White to off-white

Sequence

Ser-Ile-Gly-Ser-Ala-Leu-Lys-Lys-Ala-Leu-Pro-Val-Ala-Lys-Lys-Ile-Gly-Lys-Ile-Ala-Leu-Pro-Ile-Ala-Lys-Ala-Ala-Leu-Pro

Sequence Shortening

SIGSALKKALPVAKKIGKIALPIAKAALP

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 : 50 mg/mL (17.43 mM; Need ultrasonic)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 0.3486 mL 1.7430 mL 3.4860 mL
5 mM 0.0697 mL 0.3486 mL 0.6972 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
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Concentration
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Volume
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Molecular Weight *

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

This equation is commonly abbreviated as: C1V1 = C2V2

Concentration (start)

C1

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Volume (start)

V1

=
Concentration (final)

C2

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Volume (final)

V2

In Vivo Dissolution Calculator
Please enter the basic information of animal experiments:

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mg/kg

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g

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(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
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 1 mM 0.3486 mL 1.7430 mL 3.4860 mL 8.7151 mL
5 mM 0.0697 mL 0.3486 mL 0.6972 mL 1.7430 mL
10 mM 0.0349 mL 0.1743 mL 0.3486 mL 0.8715 mL
15 mM 0.0232 mL 0.1162 mL 0.2324 mL 0.5810 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:
Ceratotoxin A
Cat. No.:
HY-P1581
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