General Information
-
DRAMP ID
- DRAMP02410
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Peptide Name
- Antimicrobial peptide lumbricin-1
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Source
- Lumbricus rubellus (Humus earthworm)
-
Family
- Not found
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Gene
- Not found
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Sequence
- FSKYERQKDKRPYSERKNQYTGPQFLYPPERIPPQKVIKWNEEGLPIYEIPGEGGHAEPAAA
-
Sequence Length
- 62
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UniProt Entry
- O96447
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Protein Existence
- Protein level
Activity Information
-
Biological Activity
- Antimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-, Antifungal
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Target Organism
-
- [Ref.9784609]Gram-positive bacteria: Bacillus subtilis ATCC 62037 (MIC=12 µg/ml), Staphylococcus aureus ATCC 15752 (MIC=16 µg/ml), Streptococcus mutans ATCC 25175 (MIC=30 µg/ml);
- Gram-negative bacteria: Escherichia coli ATCC 27325 (MIC=12 µg/ml), Pseudomonas putidaATCC 17426 (MIC=16 µg/ml), Serratia sp. ATCC 21074 (MIC=16 µg/ml);
- Fungi: Candida albicans ATCC 10231 (MIC=16 µg/ml), Cryptococcus neoformance ATCC 34881 (MIC=25 µg/ml), Saccharomyces cerevisiae ATCC 44774 (MIC=12 µg/ml).
- NOTE: Minimal inhibitory concentrations were determined by incubating approximately 104–105 CFU/ml of cells with serial dilutions of each peptide in a 96-well microtiter plate.
-
Hemolytic Activity
-
- [Ref.9784609]0.02% hemolytic activity at 5 μg/ml, 0.06% hemolytic activity at 10 μg/ml, 0.14% hemolytic activity at 25 μg/ml, 0.19% hemolytic activity at 50 μg/ml, 0.23% hemolytic activity at 100 μg/ml against human erythrocytes
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Cytotoxicity
-
- Not included yet
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Binding Target
- Not found
Structure Information
-
Linear/Cyclic
- Not included yet
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N-terminal Modification
- Not included yet
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C-terminal Modification
- Not included yet
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Nonterminal Modifications and Unusual Amino Acids
- Not included yet
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Stereochemistry
- Not included yet
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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 DRAMP02410.
Physicochemical Information
-
Formula
- C330H497N89O95
Absent Amino Acids
- CM
Common Amino Acids
- PE
Mass
- 7231.12
PI
- 8.2
Basic Residues
- 11
Acidic Residues
- 9
Hydrophobic Residues
- 14
Net Charge
- +2
-
Boman Index
- -152.56
Hydrophobicity
- -1.3
Aliphatic Index
- 48.87
Half Life
-
- Mammalian:1.1 hour
- Yeast:3 min
- E.coli:2 min
Extinction Coefficient Cystines
- 12950
Absorbance 280nm
- 212.3
Polar Residues
- 15
DRAMP02410
Comments Information
Function
- Displays antimicrobial activity and weak hemolytic activity.
Developmental stage
- Adult-specific. Not detected in eggs or 1-week-old worms but abundant in 6-month-old worms.
Induction
- Constitutively expressed. Not induced by bacterial infection.
Literature Information
- ·Literature 1
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Title
- Lumbricin I, a novel proline-rich antimicrobial peptide from the earthworm: purification, cDNA cloning and molecular characterization.
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Pubmed ID
- 9784609
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Reference
- Biochim Biophys Acta. 1998 Oct 22;1408(1):67-76.
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Author
- Cho JH, Park CB, Yoon YG, Kim SC.