General Information


DRAVP ID  DRAVPe00816

Peptide Name   IZN17

Sequence  IKKEIEAIKKEQEAIKKKIEAIEKLLQLTVWGIKQLQARIL

Sequence Length  41

UniProt ID  No entry found

Source  Synthetic construct

Other Link  DRAVPa0190



Activity Information


Target Organism  HIV

Assay  HIV luciferase assay

Activity 

  • [Ref.11572974]HIV-1:inhibition of cell-cell fusion between 293T cells and HOS-CD4/fusion cells(IC50=0.022±0.011 µM).

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

Cytotoxicity 

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

Binding Target  membrane

Mechanism  The peptide inhibits HIV-1 entry by inhibiting the fusion between virus and cell membrane.



Structure Information


PDB ID  None

Predicted Structure Download  DRAVPe00816

Linear/Cyclic  Linear

N-terminal Modification  Acetylation

C-terminal Modification  Amidation

Other Modification  None

Stereochemistry  L



Physicochemical Information


Formula  C222H388N58O59

Absent amino acids  CDFHMNPSY

Common amino acids  K

Mass  4813.88

Pl  9.7

Basic residues  10

Acidic residues  6

Hydrophobic residues  19

Net charge  4

Boman Index  -5195

Hydrophobicity  -24.88

Aliphatic Index  140.49

Half Life 

  •     Mammalian:20 hour
  •     Yeast:30 min
  •     E.coli:>10 hour

Extinction Coefficient cystines  5500

Absorbance 280nm  137.5

Polar residues  2



Literature Information


Literature 1

Title   Design of potent inhibitors of HIV-1 entry from the gp41 N-peptide region.

Pubmed ID   11572974

Reference   Proc Natl Acad Sci U S A. 2001 Sep 25;98(20):11187-92.

Author   Eckert DM, Kim PS.

DOI   10.1073/pnas.201392898