• DRAMP ID

    • DRAMP01547
    • Peptide Name

    • Nigroain-K2 (Frogs, amphibians, animals)
    • Source

    • Rana nigrovittata (Black-striped frog)
    • Family

    • Not found
    • Gene

    • Not found
    • Sequence

    • SLWETIKNAGKGFILNILDKIRCKVAGGCKT
    • Sequence Length

    • 31
    • UniProt Entry

    • No entry found
    • Protein Existence

    • Not found
    • Biological Activity

    • Antimicrobial, Antibacterial, Anti-Gram+, Antifungal
    • Target Organism

      • [Ref.19778602]Gram-positive bacteria: Staphylococcus aureus ATCC25923 (MIC=11.25 µg/ml), Staphylococcus aureus ATCC43300 (MIC=9.38 µg/ml), Bacillus subtilis (MIC=9.38 µg/ml);
      • Gram-positive bacteria: Escherichia coli ML-35P (MIC=25.00 µg/ml), Pseudomonas aeruginosa PA01 (MIC=25.00 µg/ml), Pseudomonas aeruginosa ATCC27853 (MIC=25.00 µg/ml);
      • Yeast: Candida albicans ATCC2002 (MIC=15.00 µg/ml)
    • Hemolytic Activity

      • [Ref:19778602]85.52 ± 3.26% hemolytic activity at 50 µg/ml against rabbit red cells
    • Cytotoxicity

    • No cytotoxicity information found in the reference(s) presented
    • Binding Target

    • Not found
    • Linear/Cyclic

    • Cyclic
    • N-terminal Modification

    • Free
    • C-terminal Modification

    • Free
    • Nonterminal Modifications and Unusual Amino Acids

    • Disulfide bridge between Cys23 and Cys29.
    • Stereochemistry

    • L
    • Structure

    • Not found
    • Structure Description

    • Not found
    • Helical Wheel Diagram

    • DRAMP01547 helical wheel diagram
    • PDB ID

    • None
    • Predicted Structure

    • There is no predicted structure for DRAMP01547.
    • Formula

    • C151H254N42O41S2
    • Absent Amino Acids

    • HMPQY
    • Common Amino Acids

    • K
    • Mass

    • 3378.05
    • PI

    • 9.59
    • Basic Residues

    • 6
    • Acidic Residues

    • 2
    • Hydrophobic Residues

    • 12
    • Net Charge

    • +4
    • Boman Index

    • -26.29
    • Hydrophobicity

    • 0.074
    • Aliphatic Index

    • 103.87
    • Half Life

      • Mammalian:1.9 hour
      • Yeast:>20 hour
      • E.coli:>10 hour
    • Extinction Coefficient Cystines

    • 5625
    • Absorbance 280nm

    • 187.5
    • Polar Residues

    • 11

DRAMP01547

DRAMP01547 chydropathy plot
    • Function

    • Has antibacterial and antifungal activity. Also has hemolytic activity against rabbit red cells.
  • ·Literature 1
    • Title

    • Peptidomics and genomics analysis of novel antimicrobial peptides from the frog, Rana nigrovittata.
    • Reference

    • Genomics. 2010 Jan;95(1):66-71.
    • Author

    • Ma Y, Liu C, Liu X, Wu J, Yang H, Wang Y, Li J, Yu H, Lai R.