General Information
-
DRAMP ID
- DRAMP04282
-
Peptide Name
- CM3
-
Source
- Synthetic construct
-
Family
- Derived from the peptide CP26, CP29, CEME and CEMA
-
Gene
- Not found
-
Sequence
- KWKKFIKSLTKSAAKTVVKTAKKPLIV
-
Sequence Length
- 27
-
UniProt Entry
- No entry found
-
Protein Existence
- Synthetic
Activity Information
-
Biological Activity
- Antimicrobial, Antibacterial, Anti-Gram-
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Target Organism
-
- Gram-negative bacteria: Escherichia coli (MIC=1 μg/ml), Salmonella typhimurium (MIC=3 μg/ml), Pseudomonas aeruginosa K799 (MIC=4 μg/ml), Pseudomonas aeruginosa Z61 (MIC=3 μg/ml), Pseudomonas aeruginosa H744 (MIC=2 μg/ml), Pseudomonas aeruginosa H374 (MIC=2 μg/ml), Pseudomonas aeruginosa H547 (MIC=2 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
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Binding Target
- Lipopolysaccharide (LPS)-binding
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
-
Stereochemistry
- Not included yet
-
Structure
- Not found
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Structure Description
- Not found
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Helical Wheel Diagram
-
PDB ID
- None
-
Predicted Structure
- Please click DRAMP04282_predicted_structure.pdb to download.
Physicochemical Information
-
Formula
- C145H253N37O33
Absent Amino Acids
- CDEGHMNQRY
Common Amino Acids
- K
Mass
- 3042.83
PI
- 10.9
Basic Residues
- 9
Acidic Residues
- 0
Hydrophobic Residues
- 12
Net Charge
- +9
-
Boman Index
- -21.92
Hydrophobicity
- -0.144
Aliphatic Index
- 101.11
Half Life
-
- Mammalian:1.3 hour
- Yeast:3 min
- E.coli:2 min
Extinction Coefficient Cystines
- 5500
Absorbance 280nm
- 211.54
Polar Residues
- 5
DRAMP04282
Comments Information
Function
- Antibacterial activity against Gram-negative bacteria.
Literature Information
- ·Literature 1
-
Title
- Biological properties of structurally related alpha-helical cationic antimicrobial peptides.
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Pubmed ID
- 10085049
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Reference
- Infect Immun. 1999 Apr;67(4):2005-2009.
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Author
- Scott MG, Yan H, Hancock RE.