General Information


DRAVP ID  DRAVPe00823

Peptide Name   II15N17

Sequence  KIKKIENEIARIKKLLQLTVWGIKQLQARIL

Sequence Length  31

UniProt ID  No entry found

Source  Synthetic construct



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=2.1±0.8 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  DRAVPe00823

Linear/Cyclic  Linear

N-terminal Modification  Acetylation

C-terminal Modification  Amidation

Other Modification  None

Stereochemistry  L



Physicochemical Information


Formula  C171H302N48O41

Absent amino acids  CDFHMPSY

Common amino acids  IK

Mass  3686.58

Pl  10.66

Basic residues  8

Acidic residues  2

Hydrophobic residues  15

Net charge  6

Boman Index  -3754

Hydrophobicity  -5.16

Aliphatic Index  154.19

Half Life 

  •     Mammalian:1.3 hour
  •     Yeast:3 min
  •     E.coli:2 min

Extinction Coefficient cystines  5500

Absorbance 280nm  183.33

Polar residues  3



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