General Information
-
DRAMP ID
- DRAMP03893
-
Peptide Name
- LFB A9 (derivative of LFB, residue substitution with alanine at position 9)
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Source
- Synthetic construct
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Family
- Not found
-
Gene
- Not found
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Sequence
- FKCRRWQWAMKKLGA
-
Sequence Length
- 15
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UniProt Entry
- No entry found
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Protein Existence
- Synthetic
Activity Information
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Biological Activity
- Antimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-
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Target Organism
-
- Gram-negative bacterium: Escherichia coli (MIC=28 µM);
- Gram-positive bacterium: Staphylococcus aureus (MIC>100 µM).
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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
- 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
- Please click DRAMP03893_predicted_structure.pdb to download.
Physicochemical Information
-
Formula
- C88H137N27O17S2
Absent Amino Acids
- DEHINPSTVY
Common Amino Acids
- K
Mass
- 1909.35
PI
- 11.11
Basic Residues
- 5
Acidic Residues
- 0
Hydrophobic Residues
- 6
Net Charge
- +5
-
Boman Index
- -31.28
Hydrophobicity
- -0.787
Aliphatic Index
- 39.33
Half Life
-
- Mammalian:1.1 hour
- Yeast:3 min
- E.coli:2 min
Extinction Coefficient Cystines
- 11000
Absorbance 280nm
- 785.71
Polar Residues
- 2
DRAMP03893
Comments Information
Function
- Has antibacterial activity against the Gram-positive bacterium S. aureus and the Gram-negative bacteria E. coli.
Literature Information
- ·Literature 1
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Title
- Antibacterial activity of 15-residue lactoferricin derivatives
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Pubmed ID
- 11095180
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Reference
- J Pept Res. 2000 Nov;56(5):265-274.
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Author
- Strøm MB, Rekdal O, Svendsen JS.