General Information
-
DRAMP ID
- DRAMP21346
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Peptide Name
- [Tyr]12-VmCT1-NH2 (Derived from VmCT1)
-
Source
- synthetic construct
-
Family
- Not found
-
Gene
- Not found
-
Sequence
- FLGALWNVAKSYF
-
Sequence Length
- 13
-
UniProt Entry
- No entry found
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Protein Existence
- Synthetic form
Activity Information
-
Biological Activity
- Antimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-, Antifungal
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Target Organism
-
- [Ref.31212183] Gram-positive bacteria: Micrococcus luteus A270 (MIC=0.8 μmol/L), Staphylococcus aureus ATCC 29213 (MIC=1.6 μmol/L), Bacillus megaterium ATCC 10778 (MIC=1.6 μmol/L), Bacillus subtilis ATCC 6633 (MIC=1.6 μmol/L);
- Gram-negative bacteria: Escherichia coli SBS 363 (MIC=6.3 μmol/L),Serratia marcescens ATCC 4112 (MIC=0.2 μmol/L);
- Fungi: Candida albicans MDM8 (MIC=12.5 μmol/L), Candida tropicalis IOC 4560 (MIC=6.3 μmol/L)
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Hemolytic Activity
-
- [Ref.31212183] 25% hemolysis at 12.5 μmol/L, 60% hemolysis at 25 μmol/L, 85% hemolysis at 50 μmol/L, 100% hemolysis at 100 μmol/L for human red blood cells
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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
- Linear
-
N-terminal Modification
- Free
-
C-terminal Modification
- Amidation
-
Nonterminal Modifications and Unusual Amino Acids
- None
-
Stereochemistry
- L
-
Structure
- 24% α-helix in 60% TFE/Water. ## 2%α-helix in water.
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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 DRAMP21346.
Physicochemical Information
-
Formula
- C76H106N16O17
Absent Amino Acids
- CDEHIMPQRT
Common Amino Acids
- AFL
Mass
- 1515.77
PI
- 8.59
Basic Residues
- 1
Acidic Residues
- 0
Hydrophobic Residues
- 8
Net Charge
- +1
-
Boman Index
- 1100
Hydrophobicity
- 0.785
Aliphatic Index
- 97.69
Half Life
-
- Mammalian:1.1 hour
- Yeast:3 min
- E.coli:2 min
Extinction Coefficient Cystines
- 6990
Absorbance 280nm
- 582.5
Polar Residues
- 4
DRAMP21346
Comments Information
Function
- Antibacterial activity against Gram-positive bacteria and Gram-negative bacteria. Antifungal activity against Candida albicans and Candida tropicalis IOC 4568.
Literature Information
- ·Literature 1
-
Title
- Repurposing the scorpion venom peptide VmCT1 into an active peptide against Gram-negative ESKAPE pathogens
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Pubmed ID
- 31212183
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Reference
- Bioorg Chem. 2019 Jun 8;90:103038. doi: 10.1016/j.bioorg.2019.103038.
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Author
- Pedron CN, Araújo I, da Silva Junior PI, Dias da Silva F, Torres MT, Oliveira Junior VX