• DRAMP ID

    • DRAMP01046
    • Peptide Name

    • Shepherin I (fragement of shep-GRP; Plants)
    • Source

    • Capsella bursa-pastoris (shepherd's purse)
    • Family

    • Not found
    • Gene

    • GRP
    • Sequence

    • GYGGHGGHGGHGGHGGHGGHGHGGGGHG
    • Sequence Length

    • 28
    • UniProt Entry

    • No entry found
    • Protein Existence

    • Not found
    • Biological Activity

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

      • Gram-negative bacteria: Erwinia herbicola (IC50=62 µg/ml), Escherichia coli (IC50<2.5 µg/ml), Pseudomonas putida (IC50<2.5 µg/ml), Pseudomonas syringae (IC50<2.5 µg/ml), Salmonella typhimurium (IC50<2.5 µg/ml), Serratia sp. (IC50=8 µg/ml).
      • Fungi: Candida albicans (IC50=8 µg/ml), Cryptococcus neoformans (IC50<2.5 µg/ml), Saccharomyces cerevisiae (IC50<7 µg/ml), Alternaria alternata (IC50<7 µg/ml), Aspergillus flavus (IC50=65 µg/ml), Fusarium culmorum (IC50=72 µg/ml).
    • Hemolytic Activity

      • No hemolysis information or data found in the reference(s) presented in this entry
    • Cytotoxicity

      • Not included yet
    • Binding Target

    • Not found
    • 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

    • Not found
    • Structure Description

    • Circular dichroism (CD) spectra of shepherin I showes that shepherin I in 50% trifluoroethanol has 66.7% random coils, without any alpha-helices.
    • Helical Wheel Diagram

    • DRAMP01046 helical wheel diagram
    • PDB ID

    • None
    • Predicted Structure

    • There is no predicted structure for DRAMP01046.
    • Formula

    • C95H124N44O30
    • Absent Amino Acids

    • ACDEFIKLMNPQRSTVW
    • Common Amino Acids

    • G
    • Mass

    • 2362.31
    • PI

    • 7.28
    • Basic Residues

    • 8
    • Acidic Residues

    • 0
    • Hydrophobic Residues

    • 0
    • Net Charge

    • +8
    • Boman Index

    • -19.56
    • Hydrophobicity

    • -1.232
    • Aliphatic Index

    • 0
    • Half Life

      • Mammalian:30 hour
      • Yeast:>20 hour
      • E.coli:>10 hour
    • Extinction Coefficient Cystines

    • 1490
    • Absorbance 280nm

    • 55.19
    • Polar Residues

    • 20

DRAMP01046

DRAMP01046 chydropathy plot
    • Function

    • These antimicrobial peptides exhibit antimicrobial activity against Gram-negative bacteria and fungi.
    • Tissue specificity

    • Expressed in roots but not in leaves and stems.
  • ·Literature 1
    • Title

    • Characterization and cDNA cloning of two glycine- and histidine-rich antimicrobial peptides from the roots of shepherd's purse, Capsella bursa-pastoris.
    • Reference

    • Plant Mol Biol. 2000 Sep;44(2):187-197.
    • Author

    • Park CJ, Park CB, Hong SS, Lee HS, Lee SY, Kim SC.