General Information

    • DRAMP ID

    • DRAMP03446

    • Peptide Name

    • Beta-defensin 33 (BD-33, RBD-33; Defensin, beta 33; Rodents, mammals, animals)

    • Source

    • Rattus norvegicus (Rat)

    • Family

    • Belongs to the beta-defensin family

    • Gene

    • Defb33

    • Sequence

    • RKRNTKFRQCEKMGGICKYQKTHGCSILPAECKSRYKHCCRL

    • Sequence Length

    • 42

    • Protein Existence

    • Homology

Activity Information

    • Biological Activity

    • Antimicrobial, Antibacterial

    • Target Organism

    • No MICs found in DRAMP database

    • Hemolytic Activity

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

    • Cytotoxicity

      • Not included yet

    • Binding Target

    • Not found

Structure Information

    • 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

    • Bridge

    • Structure Description

    • Not found

    • Helical Wheel Diagram

    • DRAMP03446 helical wheel diagram

    • PDB ID

    • None

    • Predicted Structure

    • There is no predicted structure for DRAMP03446.

Physicochemical Information

    • Formula

    • C210H351N71O56S7

    • Absent Amino Acids

    • DVW

    • Common Amino Acids

    • K

    • Mass

    • 4990.96

    • PI

    • 9.85

    • Basic Residues

    • 14

    • Acidic Residues

    • 2

    • Hydrophobic Residues

    • 6

    • Net Charge

    • +12

    • Boman Index

    • -129.01

    • Hydrophobicity

    • -1.048

    • Aliphatic Index

    • 39.52

    • Half Life

      • Mammalian:1 hour
      • Yeast:2 min
      • E.coli:2 min

    • Extinction Coefficient Cystines

    • 3355

    • Absorbance 280nm

    • 81.83

    • Polar Residues

    • 16

DRAMP03446

DRAMP03446 chydropathy plot

Comments Information

    • Function Has antibacterial activity (By similarity).

    • PTM

    • Contains three disulfide bonds 10-39; 17-32; 25-40.

Literature Information

  • ·Literature 1

    • Title

    • Cross-species analysis of the mammalian beta-defensin gene family: presence of syntenic gene clusters and preferential expression in the male reproductive tract.

    • Reference

    • Physiol Genomics. 2005 Sep 21;23(1):5-17.

    • Author

    • Patil AA, Cai Y, Sang Y, Blecha F, Zhang G.