General Information
-
DRAMP ID
- DRAMP20937
-
Peptide Name
- Pb-CATH3
-
Source
- Synthetic construct
-
Family
- Not found
-
Gene
- Not found
-
Sequence
- HRVKRNGFRKFMRRLKKFFAGG
-
Sequence Length
- 22
-
UniProt Entry
- No entry found
-
Protein Existence
- Synthetic
Activity Information
-
Biological Activity
- Antimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-
-
Target Organism
-
- [Ref.28630199] Gram-positive bacteria: B. cereus ATCC 10876 (MIC=32 μg/ml);
- Gram-negative bacteria: Escherichia coli ATCC 25922 (MIC=3 μg/ml), Pseudomonas aeruginosa ATCC 27853 (MIC=8 μg/ml), S. typhimurium ATCC 14028 (MIC=2 μg/ml);
- Clinical isolates: Escherichia coli (4.7 μg/ml), K. pneumoniae (1.18 μg/ml)
-
Hemolytic Activity
-
- [Ref.28630199]0% hemolysis at 8 μg/ml, 1.7 ± 0.5% hemolysis at 16 μg/ml, 3.1 ± 0.5% hemolysis at 32 μg/ml, 4.0 ± 0.2% hemolysis at 64 μg/ml against chicken red blood cells
-
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
- Free
-
Nonterminal Modifications and Unusual Amino Acids
- None
-
Stereochemistry
- L
-
Structure
- Not found
-
Structure Description
- Not found
-
Helical Wheel Diagram
-
PDB ID
- None
-
Predicted Structure
- There is no predicted structure for DRAMP20937.
Physicochemical Information
-
Formula
- C125H202N44O24S
Absent Amino Acids
- CDEIPQSTWY
Common Amino Acids
- R
Mass
- 2737.32
PI
- 12.61
Basic Residues
- 10
Acidic Residues
- 0
Hydrophobic Residues
- 7
Net Charge
- +10
-
Boman Index
- -8024
Hydrophobicity
- -1.05
Aliphatic Index
- 35.45
Half Life
-
- Mammalian:3.5 hour
- Yeast:10 min
- E.coli:>10 hour
Extinction Coefficient Cystines
- 0
Absorbance 280nm
- 0
Polar Residues
- 4
DRAMP20937
Comments Information
Function
- Antibacterial activity against the Gram-negative bacteria and Gram-positive bacteria.
Literature Information
- ·Literature 1
-
Title
- Genomewide Analysis of the Antimicrobial Peptides in Python bivittatus and Characterization of Cathelicidins with Potent Antimicrobial Activity and Low Cytotoxicity
-
Pubmed ID
- 28630199
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Reference
- Antimicrob Agents Chemother. 2017 Aug 24;61(9). pii: e00530-17.
-
Author
- Kim D, Soundrarajan N, Lee J, Cho HS, Choi M, Cha SY, Ahn B, Jeon H, Le MT, Song H, Kim JH, Park C.