General Information
-
DRAMP ID
- DRAMP39071
-
Peptide Name
- PFQa-St2
-
Source
- Xenopus tropicalis (Western clawed frog) (Silurana tropicalis)
-
Family
- not found
-
Gene
- pgla.5
-
Sequence
- FIGALLRPALKLLAGK
-
Sequence Length
- 16
-
UniProt Entry
- A0A8J1JQX5(39-60)
-
Protein Existence
- predicted
-
SMILES
- CC[C@@H](C)[C@H](NC(=O)[C@@H](N)Cc1ccccc1)C(=O)NCC(=O)N[C@@H](C)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCCNC(=N)N)C(=O)N1CCC[C@H]1C(=O)N[C@@H](C)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](C)C(=O)NCC(=O)N[C@@H](CCCCN)C(=O)O
Activity Information
-
Biological Activity
- Antimicrobial,Antibacterial,Anti-Gram+,Anti-Gram-,Antifungal,Antiprotozoal
-
Target Organism
-
- [Ref.23935531]protozoon: Trypanosoma brucei (LC₉₅=16–32 μM)
- Gram-positive bacteria:
Target Organism Activity Staphylococcus aureus (MIC>256 μM); Micrococcus luteus MIC=2 μM - Gram-negative bacteria:
Target Organism Activity Escherichia coli (MIC=16 μM); Pseudomonas aeruginosa MIC=128 μM - Fungi:
Target Organism Activity Saccharomyces cerevisiae MIC=64 μM
-
Hemolytic Activity
-
- [Ref.23935531]HC₅₀>256 μM
-
Cytotoxicity
-
- [Ref.23935531]IC₅₀=64 μM on mouse T-lymphocytes
-
Binding Target
- membrane
Structure Information
-
Linear/Cyclic
- Linear
-
N-terminal Modification
- Free
-
C-terminal Modification
- Amidation
-
Nonterminal Modifications and Unusual Amino Acids
-
Stereochemistry
- L
-
Structure
-
Structure Description
-
PDB ID
- notfound
-
Predicted Structure
-
- Please click DRAMP39071_predicted_structure.pdb to download.
Physicochemical Information
-
Formula
- C90H155N25O25S1
Absent Amino Acids
- Cys,Asp,Glu,His,A
Common Amino Acids
- Ala,Phe,G
Mass
- 2019.41
PI
- 10.3
Basic Residues
- 3
Acidic Residues
- 0
Hydrophobic Residues
- 13
Net Charge
- +3
-
Boman Index
- 0
Hydrophobicity
- 0.008
Aliphatic Index
- 89.55
Half Life
-
- Mammalian:30 hours
- Yeast:>20 hour
- E.coli:>10 hour
Extinction Coefficient Cystines
- 0
Absorbance 280nm
- 0
Polar Residues
- 2
DRAMP39071
Comments Information
Literature Information
- ·Literature 1
-
Title
- Origin and functional diversification of an amphibian defense peptide arsenal
-
Pubmed ID
- 23935531
-
Reference
- PLoS Genet. 2013;9(8):e1003662
-
Author
- Roelants K, Fry BG, Ye L, Stijlemans B, Brys L, Kok P, Clynen E, Schoofs L, Cornelis P, Bossuyt F
