Ceratotoxin A

Modify Date: 2025-08-25 14:24:27

Ceratotoxin A Structure
Ceratotoxin A structure
Common Name Ceratotoxin A
CAS Number 150671-04-8 Molecular Weight 2868.589
Density 1.2±0.1 g/cm3 Boiling Point 2450.8±65.0 °C at 760 mmHg
Molecular Formula C135H243N35O32 Melting Point N/A
MSDS N/A Flash Point 1436.0±34.3 °C

 Use of Ceratotoxin A


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

 Names

Name L-Seryl-L-isoleucylglycyl-L-seryl-L-alanyl-L-leucyl-L-lysyl-L-lysyl-L-alanyl-L-leucyl-L-prolyl-L-valyl-L-alanyl-L-lysyl-L-lysyl-L-isoleucylglycyl-L-lysyl-L-isoleucyl-L-alanyl-L-leucyl-L-prolyl-L-isoleucyl-L-alanyl-L-lysyl-L-alanyl-L-alanyl-L-leucyl-L-proline
Synonym More Synonyms

 Ceratotoxin A Biological Activity

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

[1]. Marchini D, et al. Purification and primary structure of ceratotoxin A and B, two antibacterial peptides from the female reproductive accessory glands of the medfly Ceratitis capitata (Insecta:Diptera). Insect Biochem Mol Biol. 1993 Jul;23(5):591-8.

[2]. Marri L, et al. The novel antibacterial peptide ceratotoxin A alters permeability of the inner and outer membrane of Escherichia coli K-12. Curr Microbiol. 1996 Jul;33(1):40-3.

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 2450.8±65.0 °C at 760 mmHg
Molecular Formula C135H243N35O32
Molecular Weight 2868.589
Flash Point 1436.0±34.3 °C
Exact Mass 2866.846436
LogP 2.05
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.541
Storage condition 2-8℃

 Synonyms

L-Proline, L-seryl-L-isoleucylglycyl-L-seryl-L-alanyl-L-leucyl-L-lysyl-L-lysyl-L-alanyl-L-leucyl-L-prolyl-L-valyl-L-alanyl-L-lysyl-L-lysyl-L-isoleucylglycyl-L-lysyl-L-isoleucyl-L-alanyl-L-leucyl-L-prolyl-L-isoleucyl-L-alanyl-L-lysyl-L-alanyl-L-alanyl-L-leucyl-
L-Seryl-L-isoleucylglycyl-L-seryl-L-alanyl-L-leucyl-L-lysyl-L-lysyl-L-alanyl-L-leucyl-L-prolyl-L-valyl-L-alanyl-L-lysyl-L-lysyl-L-isoleucylglycyl-L-lysyl-L-isoleucyl-L-alanyl-L-leucyl-L-prolyl-L-isoleucyl-L-alanyl-L-lysyl-L-alanyl-L-alanyl-L-leucyl-L-proline
Ceratotoxin A
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