• DRAMP ID

    • DRAMP20900
    • Peptide Name

    • A12I/A15I
    • Source

    • Synthetic construct
    • Family

    • Derived from TP4
    • Gene

    • Not found
    • Sequence

    • FIHHIIGGLFSIGKIIHRLIRRRRR
    • Sequence Length

    • 25
    • UniProt Entry

    • No entry found
    • Protein Existence

    • Synthetic
    • Biological Activity

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

      • [Ref.29040295] Gram-positive bacteria: Staphylococcus aureus (MIC=16 μg/ml; MBC=64 μg/ml), Methicillin-resistant Staphylococcus aureus (MIC=64 μg/ml; MBC=256 μg/ml);
      • Gram-negative bacteria: Pseudomonas aeruginosa (MIC=512 μg/ml; MBC>512 μg/ml);
      • Fungi: Candida albicans (MIC=128 μg/ml; MBC=128 μg/ml)
    • Hemolytic Activity

      • [Ref.29040295] 0% haemolysis at 0.20 μg/ml, 5% haemolysis at 0.39 μg/ml, 25% haemolysis at 0.78 μg/ml, 85% haemolysis at 1.56 μg/ml, 95% haemolysis at 3.13 μg/ml, 100% haemolysis at 6.25 μg/ml against mouse red blood cells
    • Cytotoxicity

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

    • Not found
    • Linear/Cyclic

    • Linear
    • N-terminal Modification

    • Free
    • C-terminal Modification

    • Free
    • Nonterminal Modifications and Unusual Amino Acids

    • None
    • Stereochemistry

    • L
    • Structure

    • Alpha helix
    • Structure Description

    • Not found
    • Helical Wheel Diagram

    • DRAMP20900 helical wheel diagram
    • PDB ID

    • None
    • Predicted Structure

    • There is no predicted structure for DRAMP20900.
    • Formula

    • C141H238N50O27
    • Absent Amino Acids

    • ACDEMNPQTVWY
    • Common Amino Acids

    • I
    • Mass

    • 3065.76
    • PI

    • 12.7
    • Basic Residues

    • 10
    • Acidic Residues

    • 0
    • Hydrophobic Residues

    • 11
    • Net Charge

    • +10
    • Boman Index

    • -5939
    • Hydrophobicity

    • 0.088
    • Aliphatic Index

    • 140.4
    • Half Life

      • Mammalian:1.1 hour
      • Yeast:3 min
      • E.coli:2 min
    • Extinction Coefficient Cystines

    • 0
    • Absorbance 280nm

    • 0
    • Polar Residues

    • 4

DRAMP20900

DRAMP20900 chydropathy plot
    • Function

    • Antibacterial activity against the Gram-positive and Gram-negative bacteria. Antifungal activity.
  • ·Literature 1
    • Title

    • Hydrophobic residues are critical for the helix-forming, hemolytic and bactericidal activities of amphipathic antimicrobial peptide TP4.
    • Reference

    • PLoS One. 2017 Oct 17;12(10):e0186442.
    • Author

    • Chang TW, Wei SY, Wang SH, Wei HM, Wang YJ, Wang CF, Chen C, Liao YD.