General Information
-
DRAMP ID
- DRAMP02285
-
Peptide Name
- Pseudin-2 (Pseudin 2; Frogs, amphibians, animals)
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Source
- Pseudis paradoxa (Paradoxical frog)
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Family
- Not found
-
Gene
- Not found
-
Sequence
- GLNALKKVFQGIHEAIKLINNHVQ
-
Sequence Length
- 24
-
UniProt Entry
- P83189
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Protein Existence
- Protein level
Activity Information
-
Biological Activity
- Antimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-, Antifungal
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Target Organism
-
- [Ref.11689009]Gram-negative bacterium: Escherichia coli;
- Gram-positive bacterium: Staphylococcus aureus;
- Yeast: Candida albicans
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Hemolytic Activity
-
- [Ref.11689009]50% hemolysis of human erythrocytes is >300 μM
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Cytotoxicity
-
- Not included yet
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Binding Target
- Not found
Structure Information
-
Linear/Cyclic
- Not included yet
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N-terminal Modification
- Not included yet
-
C-terminal Modification
- Not included yet
-
Nonterminal Modifications and Unusual Amino Acids
- Not included yet
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Stereochemistry
- Not included yet
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Structure
- Alpha helix
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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 DRAMP02285.
Physicochemical Information
-
Formula
- C122H202N36O32
Absent Amino Acids
- CDMPRSTWY
Common Amino Acids
- IKLN
Mass
- 2685.17
PI
- 9.7
Basic Residues
- 5
Acidic Residues
- 1
Hydrophobic Residues
- 11
Net Charge
- +4
-
Boman Index
- -17.7
Hydrophobicity
- -0.008
Aliphatic Index
- 130
Half Life
-
- Mammalian:30 hour
- Yeast:>20 hour
- E.coli:>10 hour
Extinction Coefficient Cystines
- 0
Absorbance 280nm
- 0
Polar Residues
- 5
DRAMP02285
Comments Information
Function
- Possesses antifungal activity against C. albicans and is also active against E. coli and S. aureus. Has low hemolytic activity against human erythrocytes.
Tissue specificity
- Expressed by the skin glands.
Literature Information
- ·Literature 1
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Title
- Pseudin-2: an antimicrobial peptide with low hemolytic activity from the skin of the paradoxical frog.
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Pubmed ID
- 11689009
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Reference
- Biochem Biophys Res Commun. 2001 Nov 9;288(4):1001-1005.
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Author
- Olson L 4rd, Soto AM, Knoop FC, Conlon JM.