General Information
-
DRAMP ID
- DRAMP01360
-
Peptide Name
- Frenatin-1 (Frogs, amphibians, animals)
-
Source
- Litoria infrafrenata (Giant tree frog) (White-lipped tree frog)
-
Family
- Not found
-
Gene
- Not found
-
Sequence
- GLLDALSGILGL
-
Sequence Length
- 12
-
UniProt Entry
- P82021
-
Protein Existence
- Protein level
Activity Information
-
Biological Activity
- Antimicrobial, Antibacterial, Anti-Gram+
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Target Organism
-
- Gram-positive bacteria: Micrococcus luteus (MIC=25 µg/ml).
-
Hemolytic Activity
-
- No hemolysis information or data found in the reference(s) presented in this entry
-
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
- Amidation
-
Nonterminal Modifications and Unusual Amino Acids
- Free
-
Stereochemistry
- L
-
Structure
- Not found
-
Structure Description
- Not found
-
Helical Wheel Diagram
-
PDB ID
- None
-
Predicted Structure
- There is no predicted structure for DRAMP01360.
Physicochemical Information
-
Formula
- C52H92N12O16
Absent Amino Acids
- CEFHKMNPQRTVWY
Common Amino Acids
- L
Mass
- 1141.37
PI
- 3.8
Basic Residues
- 0
Acidic Residues
- 1
Hydrophobic Residues
- 7
Net Charge
- -1
-
Boman Index
- 22.03
Hydrophobicity
- 1.65
Aliphatic Index
- 203.33
Half Life
-
- Mammalian:30 hour
- Yeast:>20 hour
- E.coli:>10 hour
Extinction Coefficient Cystines
- 0
Absorbance 280nm
- 0
Polar Residues
- 4
DRAMP01360
Comments Information
Function
- Wide spectrum antimicrobial peptide. Considered to interact with the outer lipid layer of the bacterial cell, penetrate the bacterial membrane, form ion channels, and ultimately kill the cell.
Tissue specificity
- Expressed by the skin parotoid and/or rostral glands.
PTM
- C-terminal amidation.
Literature Information
- ·Literature 1
-
Title
- The structures of the frenatin peptides from the skin secretion of the giant tree frog Litoria infrafrenata.
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Pubmed ID
- 9225251
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Reference
- J Pept Sci. 1996 Mar-Apr;2(2):117-124.
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Author
- Raftery MJ, Waugh RJ, Bowie JH, Wallace JC, Tyler MJ.