General Information
-
DRAMP ID
- DRAMP03990
-
Peptide Name
- L4K3W4 (LlKmWn model peptide)
-
Source
- Synthetic construct (De novo design)
-
Family
- Not found
-
Gene
- Not found
-
Sequence
- LLKWLKKL
-
Sequence Length
- 8
-
UniProt Entry
- No entry found
-
Protein Existence
- Synthetic
Activity Information
-
Biological Activity
- Antimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-
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Target Organism
-
- Gram-positive bacteria: Bacillus subtilis ATCC 6633 (MIC=50 µg/ml), Staphylococcus aureus ATCC 6538p (MIC=25 µg/ml);
- Gram-negative bacterium: Pseudomonas aeruginosa ATCC 27853 (MIC=50 µg/ml).
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Hemolytic Activity
-
- No hemolysis information or data found in the reference(s) presented in this entry
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Cytotoxicity
-
- Not included yet
-
Binding Target
- Not found
Structure Information
-
Linear/Cyclic
- Not included yet
-
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
-
Stereochemistry
- Not included yet
-
Structure
- Not found
-
Structure Description
- Not found
-
Helical Wheel Diagram
-
PDB ID
- None
-
Predicted Structure
- There is no predicted structure for DRAMP03990.
Physicochemical Information
-
Formula
- C53H92N12O9
Absent Amino Acids
- ACDEFGHIMNPQRSTVY
Common Amino Acids
- L
Mass
- 1041.39
PI
- 10.3
Basic Residues
- 3
Acidic Residues
- 0
Hydrophobic Residues
- 5
Net Charge
- +3
-
Boman Index
- 5.36
Hydrophobicity
- 0.325
Aliphatic Index
- 195
Half Life
-
- Mammalian:5.5 hour
- Yeast:3 min
- E.coli:2 min
Extinction Coefficient Cystines
- 5500
Absorbance 280nm
- 785.71
Polar Residues
- 0
DRAMP03990
Comments Information
Function
- Has antibacterial activiy against Gram-negative and Gram-positive bacteria.
Literature Information
- ·Literature 1
-
Title
- De novo generation of antimicrobial LK peptides with a single tryptophan at the critical amphipathic interface.
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Pubmed ID
- 19544481
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Reference
- J Pept Sci. 2009 Sep;15(9):583-588.
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Author
- Kang SJ, Won HS, Choi WS, Lee BJ.