• DRAMP ID

    • DRAMP29142
    • Peptide Name

    • Pxt‐4
    • Source

    • Xenopus tropicalis
    • Family

    • Not found
    • Gene

    • Not found
    • Sequence

    • LKGASKLIPHLLPSRQQ
    • Sequence Length

    • 17
    • UniProt Entry

    • No entry found
    • Protein Existence

    • Not found
    • Biological Activity

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

      • [Ref.25312021]Gram-negative bacteria:Escherichia coli DH5α(Not active up to 150 µg/ml);
      • Gram-positive bacteria:Staphylococcus aureus JCM 2151(Not active up to 150 µg/ml).
    • Hemolytic Activity

      • [Ref.25312021]0.1% Hemolysis against Rat erythrocytes at 20 µM.
    • 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,random coil
    • Structure Description

    • 1.8%,2.8%,3.9% α-helix were mearsured by CD spectra at 10 °C, 25 °C and 37 °C in 10 mm Tris-HCl (pH 7.2).
    • Helical Wheel Diagram

    • DRAMP29142 helical wheel diagram
    • PDB ID

    • None
    • Predicted Structure

    • There is no predicted structure for DRAMP29142.
    • Formula

    • C85H148N26O22
    • Absent Amino Acids

    • CDEFMNTVWY
    • Common Amino Acids

    • L
    • Mass

    • 1886.27
    • PI

    • 11.17
    • Basic Residues

    • 4
    • Acidic Residues

    • 0
    • Hydrophobic Residues

    • 6
    • Net Charge

    • +4
    • Boman Index

    • -2121
    • Hydrophobicity

    • -0.365
    • Aliphatic Index

    • 120.59
    • Half Life

      • Mammalian:5.5 hour
      • Yeast:3 min
      • E.coli:2 min
    • Extinction Coefficient Cystines

    • 0
    • Absorbance 280nm

    • 0
    • Polar Residues

    • 3

DRAMP29142

    • Function

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

    • Identification of novel peptides from amphibian (Xenopus tropicalis) skin by direct tissue MALDI-MS analysis.
    • Reference

    • FEBS J. 2015 Jan;282(1):102-13.
    • Author

    • Shigeri Y, Yasuda A, Hagihara Y, Nishi K, Watanabe K, Imura T, Inagaki H, Haramoto Y, Ito Y, Asashima M.