General Information
-
DRAMP ID
- DRAMP03866
-
Peptide Name
- Bac8a (Bac2A variant)
-
Source
- Synthetic construct
-
Family
- Not found
-
Gene
- Not found
-
Sequence
- KIWVIRWR
-
Sequence Length
- 8
-
UniProt Entry
- No entry found
-
Protein Existence
- Synthetic
Activity Information
-
Biological Activity
- Antimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-, Antifungal
-
Target Organism
-
- Gram-negative bacteria: Pseudomonas aeruginosa (MIC=16 µg/ml), Escherichia coli (MIC=8 µg/ml), Salmonella typhimurium (MIC=31 µg/ml);
- Gram-positive bacteria: Staphylococcus aureus (MIC=16 µg/ml), Staphylococcus epidermidis (MIC=4 µg/ml), Enterococcus faecalis (MIC=16 µg/ml).
- Yeast: Candida albicans (MIC=16 µg/ml)
-
Hemolytic Activity
-
- No hemolysis information or data found in the reference(s) presented in this entry
-
Cytotoxicity
-
- Not included yet
-
Binding Target
- Not found
Structure Information
-
Linear/Cyclic
- Not included yet
-
N-terminal Modification
- Not included yet
-
C-terminal Modification
- Not included yet
-
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 DRAMP03866.
Physicochemical Information
-
Formula
- C57H89N17O9
Absent Amino Acids
- ACDEFGHLMNPQSTY
Common Amino Acids
- IRW
Mass
- 1156.44
PI
- 12.01
Basic Residues
- 3
Acidic Residues
- 0
Hydrophobic Residues
- 5
Net Charge
- +3
-
Boman Index
- -16.85
Hydrophobicity
- -0.188
Aliphatic Index
- 133.75
Half Life
-
- Mammalian:1.3 hour
- Yeast:3 min
- E.coli:2 min
Extinction Coefficient Cystines
- 11000
Absorbance 280nm
- 1571.43
Polar Residues
- 0
DRAMP03866
Comments Information
Function
- 8-mer substituted peptide that showes broad spectrum activity against bacteria and the yeast C. albicans.
Chemical modification
- C-terminal amidation.
Literature Information
- ·Literature 1
-
Title
- High-throughput generation of small antibacterial peptides with improved activity.
-
Pubmed ID
- 16041366
-
Reference
- Nat Biotechnol. 2005 Aug;23(8):1008-1012.
-
Author
- Hilpert K, Volkmer-Engert R, Walter T, Hancock RE.