General Information
-
DRAMP ID
- DRAMP20818
-
Peptide Name
- RR12Wpolar
-
Source
- Synthetic construct
-
Family
- Not found
-
Gene
- Not found
-
Sequence
- RRLIWLILRLLR
-
Sequence Length
- 12
-
UniProt Entry
- No entry found
-
Protein Existence
- Synthetic
Activity Information
-
Biological Activity
- Antimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-
-
Target Organism
-
- [Ref.26795535] Gram-positive bacteria:Bacillus subtilis lab strain (MIC=4μM), Staphylococcus aureus ATCC25923 (MIC=4μM), Streptococcus pyogenes ATCC19615 (MIC=4μM), Enterococcus feacalis ATCC29212 (MIC=8μM);
- Gram-negative bacteria:Escherichia coli lab strain (MIC=8μM), Pseudomonas aeruginosa ATCC27853 (MIC=10μM), Klebsiella pneumoniae ATCC13883 (MIC=4μM), Salmonella enterica ATCC14028 (MIC=10μM)
-
Hemolytic Activity
-
- [Ref.26795535] 5% hemolysis at 5 μM, 12% hemolysis at 10 μM, 32% hemolysis at 25 μM, 60% hemolysis at 50 μM, 78% hemolysis at 100 μM against mice red cells
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Cytotoxicity
- No cytotoxicity information found in the reference(s) presented
-
Binding Target
- Not found
Structure Information
-
Linear/Cyclic
- Linear
-
N-terminal Modification
- Free
-
C-terminal Modification
- Amidation
-
Nonterminal Modifications and Unusual Amino Acids
- None
-
Stereochemistry
- L
-
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 DRAMP20818.
Physicochemical Information
-
Formula
- C77H137N25O13
Absent Amino Acids
- ACDEFGHKMNPQSTVY
Common Amino Acids
- L
Mass
- 1621.09
PI
- 12.48
Basic Residues
- 4
Acidic Residues
- 0
Hydrophobic Residues
- 8
Net Charge
- +4
-
Boman Index
- -2291
Hydrophobicity
- 0.758
Aliphatic Index
- 227.5
Half Life
-
- Mammalian:1 hour
- Yeast:2 min
- E.coli:2 min
Extinction Coefficient Cystines
- 5500
Absorbance 280nm
- 500
Polar Residues
- 0
DRAMP20818
Comments Information
Function
- Antibacterial activity against the Gram-negative and Gram-positive bacteria
Literature Information
- ·Literature 1
-
Title
- Salt-resistant short antimicrobial peptides
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Pubmed ID
- 26849911
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Reference
- Biopolymers. 2016 May;106(3):345-56.
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Author
- Mohanram H, Bhattacharjya S.