General Information
-
DRAMP ID
- DRAMP21127
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Peptide Name
- T9K (Derived from RI16)
-
Source
- Synthetic construct
-
Family
- Not found
-
Gene
- Not found
-
Sequence
- RFRRLRKKKRKRLKKI
-
Sequence Length
- 16
-
UniProt Entry
- No entry found
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Protein Existence
- Synthetic form
Activity Information
-
Biological Activity
- Antimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-
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Target Organism
-
- [Ref.25494332] Gram-positive bacteria : Staphylococcus aureus 29213(MIC=128 μM), Staphylococcus epidermidis 12228(MIC=128 μM), ;
- Gram-negative bacteria : Escherichia coli 25922(MIC=128 μM), Salmonella typhimurium 7731(MIC=256 μM), Pseudomonas aeruginosa 27853(MIC=128 μM), Pseudomonas aeruginosa 10419(MIC=256 μM), Pseudomonas aeruginosa 21625(MIC=256 μM), Pseudomonas aeruginosa 21630(MIC=256 μM), Pseudomonas aeruginosa LC(MIC=256 μM), Pseudomonas aeruginosa LCCI(MIC=256 μM), Pseudomonas aeruginosa LCGE(MIC=256 μM), Pseudomonas aeruginosa LCCE(MIC=256 μM)
-
Hemolytic Activity
-
- [Ref.25494332] HC50>256 μM against human red blood cells
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Cytotoxicity
-
- [Ref.25494332] The LD50 of J774.1 macrophage cells is larger than 256 μM
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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 DRAMP21127.
Physicochemical Information
-
Formula
- C99H188N40O17
Absent Amino Acids
- ACDEGHMNPQSTVWY
Common Amino Acids
- KR
Mass
- 2210.84
PI
- 12.71
Basic Residues
- 12
Acidic Residues
- 0
Hydrophobic Residues
- 4
Net Charge
- +12
-
Boman Index
- -10508
Hydrophobicity
- -2.219
Aliphatic Index
- 73.13
Half Life
-
- Mammalian:1 hour
- Yeast:2 min
- E.coli:2 min
Extinction Coefficient Cystines
- 0
Absorbance 280nm
- 0
Polar Residues
- 0
DRAMP21127
Comments Information
Function
- Antibacterial activity against Gram-positive bacteria and Gram-negative bacteria
Literature Information
- ·Literature 1
-
Title
- Importance of Tryptophan in Transforming an Amphipathic Peptide into a Pseudomonas aeruginosa-Targeted Antimicrobial Peptide.
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Pubmed ID
- 25494332
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Reference
- PLoS One. 2014 Dec 10;9(12):e114605. doi: 10.1371/journal.pone.0114605.
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Author
- Zhu X, Ma Z, Wang J, Chou S, Shan A