General Information
-
DRAMP ID
- DRAMP01253
-
Peptide Name
- Dybowskin-6 (Frogs, amphibians, animals)
-
Source
- Rana dybowskii (Korea brown frog)
-
Family
- Not found
-
Gene
- Not found
-
Sequence
- FLPLLLAGLPLKLCFLFKKC
-
Sequence Length
- 20
-
UniProt Entry
- No entry found
-
Protein Existence
- Not found
Activity Information
-
Biological Activity
- Antimicrobial, Antibacterial, Anti-Gram+, Antifungal
-
Target Organism
-
- Gram-positive bacteria: Micrococcus luteus ATCC4698 (MIC=6.25 µg/ml), Staphylococcus aureus KCTC3881 (MIC=12.5 µg/ml), Bacillus subtilis ATCC6633 (MIC=50 µg/ml), Staphylococcus epidermidis ATCC12228 (MIC=50 µg/ml).
- Yeast: Candida albicans (MIC=50 µg/ml).
-
Hemolytic Activity
-
- [Ref:17698251] It has 59.39% hemolytic activity at 100 μg/ml against huamn red blood cells
-
Cytotoxicity
- No cytotoxicity information found in the reference(s) presented
-
Binding Target
- [Ref:17698251]59.39% hemolytic activity at 100 μg/ml against huamn red blood cells
Structure Information
-
Linear/Cyclic
- Cyclic
-
N-terminal Modification
- Free
-
C-terminal Modification
- Cyclization (Cys14 and Cys20)
-
Nonterminal Modifications and Unusual Amino Acids
- Disulfide bond between Cys14 and Cys20.
-
Stereochemistry
- L
-
Structure
- Not found
-
Structure Description
- Not found
-
Helical Wheel Diagram
-
PDB ID
- None
-
Predicted Structure
- There is no predicted structure for DRAMP01253.
Physicochemical Information
-
Formula
- C114H185N23O21S2
Absent Amino Acids
- DEHIMNQRSTVWY
Common Amino Acids
- L
Mass
- 2277.98
PI
- 9.39
Basic Residues
- 3
Acidic Residues
- 0
Hydrophobic Residues
- 12
Net Charge
- +3
-
Boman Index
- 36.96
Hydrophobicity
- 1.515
Aliphatic Index
- 161
Half Life
-
- Mammalian:1.1 hour
- Yeast:3 min
- E.coli:2 min
Extinction Coefficient Cystines
- 125
Absorbance 280nm
- 6.58
Polar Residues
- 3
DRAMP01253
Comments Information
Function
- Dybowskin-6 has relatively greater hemolytic activity against human red blood cells (hRBCs).
Literature Information
- ·Literature 1
-
Title
- Purification and characterization of antimicrobial peptides from the skin secretion of Rana dybowskii.
-
Pubmed ID
- 17698251
-
Reference
- Peptides. 2007 Aug;28(8):1532-1539.
-
Author
- Kim SS, Shim MS, Chung J, Lim DY, Lee BJ.