General Information
-
DRAMP ID
- DRAMP18589
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Peptide Name
- DSE (Ctx-Ha peptide derivative)
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Source
- Synthetic construct
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Family
- Derived from the peptide Ctx-Ha
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Gene
- Not found
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Sequence
- GWLDVAKKIGKAAFNVAKNFLFNKAVNFAAKGIKKAVDLWG
-
Sequence Length
- 42
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UniProt Entry
- No entry found
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Protein Existence
- Synthetic
Activity Information
-
Biological Activity
- Antimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-, Anitifungal
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Target Organism
-
- [Ref.22391524]Gram-positive bacterium: Staphylococcus aureus (MIC=8.9 μmol/L; MMC=13.3 μmol/L);
- Gram-negative bacterium: Escherichia coli (MIC=3.3 μmol/L; MMC=13.3 μmol/L);
- Fungi: Candida albicans (MIC=53.3 μmol/L; MMC=53.3 μmol/L)
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Hemolytic Activity
-
- [Ref.22391524]HC50=0.6±0.1 μmol/L against human red blood cells
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Cytotoxicity
-
- Not included yet
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Binding Target
- Not found
Structure Information
-
Linear/Cyclic
- Not included yet
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N-terminal Modification
- Not included yet
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C-terminal Modification
- Not included yet
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Nonterminal Modifications and Unusual Amino Acids
- Not included yet
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Stereochemistry
- Not included yet
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Structure
- Not found
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Structure Description
- Not found
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Helical Wheel Diagram
-
PDB ID
- None
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Predicted Structure
- There is no predicted structure for DRAMP18589.
Physicochemical Information
-
Formula
- C212H329N55O49
Absent Amino Acids
- CEHMPQRSTY
Common Amino Acids
- AK
Mass
- 4450.3
PI
- 10.22
Basic Residues
- 8
Acidic Residues
- 2
Hydrophobic Residues
- 23
Net Charge
- +6
-
Boman Index
- -1282
Hydrophobicity
- 0.171
Aliphatic Index
- 93.1
Half Life
-
- Mammalian:30 hour
- Yeast:>20 hour
- E.coli:>10 hour
Extinction Coefficient Cystines
- 11000
Absorbance 280nm
- 268.29
Polar Residues
- 8
DRAMP18589
Comments Information
Function
- Antimicrobial activity against Gram-positive bacteria, Gram-negative bacteria and fungi.Has hemolytic activity.
Literature Information
- ·Literature 1
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Title
- Effects of dimerization on the structure and biological activity of antimicrobial peptide Ctx-Ha.
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Pubmed ID
- 22391524
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Reference
- Antimicrob Agents Chemother. 2012 Jun;56(6):3004-10.
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Author
- Lorenzón EN, Cespedes GF, Vicente EF, Nogueira LG, Bauab TM, Castro MS, Cilli EM.