General Information
Activity Information
-
Biological Activity
- Antimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-, Antifungal
-
Target Organism
-
- Gram-negative bacteria: Escherichia coli ATCC 25922 (MIC=2 µM), E. coli ML35 (MIC=2 µM), E. coli D21 (MIC=0.5 µM), Salmonella typhimurium ATCC 14028 (MIC=1 µM), Pseudomonas aeruginosa ATCC 27853 (MIC=1 µM), Serratia marcescens ATCC 8100 (MIC=2 µM);
- Gram-positive bacteria: Staphylococcus aureus ATCC 25923 (MIC=2 µM), Staphylococcus aureus Cowan 1 (MIC=1 µM), Staphylococcus aureus (MRSA) (MIC=4 µM), Staphylococcus epidermidis ATCC 12228 (MIC=1 µM), Bacillus megaterium Bm11 (MIC=2 µM).
- Fungi: Candida albicans (MIC=8 µM), Cryptococcus neoformans (MIC=4 µM).
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Hemolytic Activity
-
- No hemolysis information or data found in the reference(s) presented in this entry
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Cytotoxicity
-
- Not included yet
-
Binding Target
- Not found
Structure Information
-
Linear/Cyclic
- Not included yet
-
N-terminal Modification
- Not included yet
-
C-terminal Modification
- Not included yet
-
Nonterminal Modifications and Unusual Amino Acids
- Not included yet
-
Stereochemistry
- Not included yet
-
Structure
- Alpha helix
-
Structure Description
- Not found
-
Helical Wheel Diagram
-
PDB ID
- 2NDC
-
Predicted Structure
- Please click DRAMP02854_predicted_structure.pdb to download.
Physicochemical Information
-
Formula
- C147H252N44O31
Absent Amino Acids
- CDEFHMNQT
Common Amino Acids
- I
Mass
- 3131.89
PI
- 12.02
Basic Residues
- 7
Acidic Residues
- 0
Hydrophobic Residues
- 12
Net Charge
- +7
-
Boman Index
- -22.71
Hydrophobicity
- 0.232
Aliphatic Index
- 139.29
Half Life
-
- Mammalian:30 hour
- Yeast:>20 hour
- E.coli:>10 hour
Extinction Coefficient Cystines
- 6990
Absorbance 280nm
- 258.89
Polar Residues
- 7
DRAMP02854
Comments Information
Function
- Exerts a potent antimicrobial activity against Gram-negative and Gram-positive bacteria, including methicillin-resistant Staphylococcus aureus, and fungi.
PTM
- Contains two disulfide bonds. (By similarity)
Literature Information
- ·Literature 1
-
Title
- Biological characterization of two novel cathelicidin-derived peptides and identification of structural requirements for their antimicrobial and cell lytic activities.
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Pubmed ID
- 8910461
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Reference
- J Biol Chem. 1996 Nov 8;271(45):28375-28381.
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Author
- Skerlavaj B, Gennaro R, Bagella L, Merluzzi L, Risso A, Zanetti M.
- ·Literature 2
-
Title
- Purification and structural characterization of bovine cathelicidins, precursors of antimicrobial peptides.
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Pubmed ID
- 8706679
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Reference
- Eur J Biochem. 1996 Jun 15;238(3):769-776.
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Author
- Storici P, Tossi A, Lenarcic B, Romeo D.