General Information
-
DRAMP ID
- DRAMP01986
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Peptide Name
- Brevinin-2HS2 (Frogs, amphibians, animals)
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Source
- Huia schmackeri (Chinese piebald odorous frog)
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Family
- Belongs to the frog skin active peptide family (Brevinin subfamily)
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Gene
- Not found
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Sequence
- SLLGTVKDLLIGAGKSAAQSVLKGLSCKLSKDC
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Sequence Length
- 33
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UniProt Entry
- No entry found
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Protein Existence
- Not found
Activity Information
-
Biological Activity
- Antimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-, Antifungal
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Target Organism
-
- Gram-positive bacteria: Staphylococcus aureus ATCC2592 (MIC=19 µM), Bacillus licheniformis X39 (MIC=39 µM), Rhodococcus rhodochrous X15 (MIC=9.5 µM);
- Gram-negative bacterium: Psychrobacter faecalis X29 (MIC=9.5 µM).
- Fungi: Slime mould 090223 (MIC=37.5 µM), Candida albicans ATCC2002 (MIC=19 µM).
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Hemolytic Activity
-
- LC50=300µM against human erythrocytes
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Cytotoxicity
- No cytotoxicity information found in the reference(s) presented
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Binding Target
- Not found
Structure Information
-
Linear/Cyclic
- Cyclic
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N-terminal Modification
- Free
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C-terminal Modification
- Cyclization (Cys27 and Cys33)
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Nonterminal Modifications and Unusual Amino Acids
- Disulfide bond between Cys27 and Cys33.
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Stereochemistry
- L
-
Structure
- Not found
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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 DRAMP01986.
Physicochemical Information
-
Formula
- C142H253N39O45S
Absent Amino Acids
- EFHMNPRWY
Common Amino Acids
- L
Mass
- 3258.86
PI
- 9.52
Basic Residues
- 5
Acidic Residues
- 2
Hydrophobic Residues
- 13
Net Charge
- +3
-
Boman Index
- -11.45
Hydrophobicity
- 0.324
Aliphatic Index
- 121.21
Half Life
-
- Mammalian:1.9 hour
- Yeast:>20 hour
- E.coli:>10 hour
Extinction Coefficient Cystines
- 0
Absorbance 280nm
- 0
Polar Residues
- 12
DRAMP01986

Comments Information
Function
- It shows poor hemolycity activity (LC50=300 uM).
Literature Information
- ·Literature 1
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Title
- Novel brevinins from Chinese piebald odorous frog (Huia schmackeri) skin deduced from cloned biosynthetic precursors.
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Pubmed ID
- 18423796
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Reference
- Peptides. 2008 Aug;29(8):1456-1460.
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Author
- Quan Z, Zhou M, Chen W, Chen T, Walker B, Shaw C.