General Information

    • DRAMP ID

    • DRAMP01950

    • Peptide Name

    • Brevinin-1HSb (Brevinin-1JDb; Frogs, amphibians, animals)

    • Source

    • Rana hosii (Hose's rock frog) (Odorrana hosii)

    • Family

    • Belongs to the frog skin active peptide family (Brevinin subfamily)

    • Gene

    • Not found

    • Sequence

    • FLPAVLRVAAQVVPTVFCAISKKC

    • Sequence Length

    • 24

    • Protein Existence

    • Protein level

Activity Information

    • Biological Activity

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

    • Target Organism

      • Gram-positive bacterium: Staphylococcus aureus ATCC 25923 (MIC=3 µM);
      • Gram-negative bacterium: Escherichia coli ATCC 25726 (MIC>48 µM).

    • Hemolytic Activity

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

    • Cytotoxicity

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

    • Binding Target

    • Not found

Structure Information

    • Linear/Cyclic

    • Cyclic

    • N-terminal Modification

    • Free

    • C-terminal Modification

    • Cyclization (Cys18 and Cys24)

    • Nonterminal Modifications and Unusual Amino Acids

    • Disulfide bond between Cys18 and Cys24.

    • Stereochemistry

    • L

    • Structure

    • Not found

    • Structure Description

    • Not found

    • Helical Wheel Diagram

    • DRAMP01950 helical wheel diagram

    • PDB ID

    • None

    • Predicted Structure

    • There is no predicted structure for DRAMP01950.

Physicochemical Information

    • Formula

    • C119H198N30O28S2

    • Absent Amino Acids

    • DEGHMNWY

    • Common Amino Acids

    • V

    • Mass

    • 2561.19

    • PI

    • 9.5

    • Basic Residues

    • 3

    • Acidic Residues

    • 0

    • Hydrophobic Residues

    • 14

    • Net Charge

    • +3

    • Boman Index

    • 13.19

    • Hydrophobicity

    • 1.267

    • Aliphatic Index

    • 125.83

    • Half Life

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

    • Extinction Coefficient Cystines

    • 125

    • Absorbance 280nm

    • 5.43

    • Polar Residues

    • 4

DRAMP01950

DRAMP01950 chydropathy plot

Comments Information

    • Function

    • Has antibacterial activity.

    • Tissue specificity

    • Expressed by the skin glands.

    • PTM

    • Contains one disulfide bond 18-24.

Literature Information

  • ·Literature 1

    • Title

    • Characterization of antimicrobial peptides from the skin secretions of the Malaysian frogs, Odorrana hosii and Hylarana picturata (Anura:Ranidae).

    • Reference

    • Toxicon. 2008 Sep 1;52(3):465-473.

    • Author

    • Conlon JM, Kolodziejek J, Nowotny N, Leprince J, Vaudry H, Coquet L, Jouenne T, King JD.