General Information


DRAVP ID  DRAVPe01973

Peptide Name   CHR-1, Env GP (623-658)

Sequence  WNHTTWMEWDREINNYTSLIHSLIEESQNQQEKNEQ

Sequence Length  36

UniProt ID  P04578 

Source  Synthetic construct



Activity Information


Target Organism  HIV

Assay  ELISA

Activity 

  • [Ref.17276993]human immunodeficiency virus (HIV):inhibition of cell-cell fusion in MT-2 cells(IC50=17.27 ± 0.31 nM; IC90=26.41 ± 0.55 nM).

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  cell membrane

Mechanism  The peptide can interact with the viral NHR to form stable heterologous 6-HBs, resulting in inhibition of fusion between the viral and target cell membranes.



Structure Information


PDB ID  None

Predicted Structure Download  No predicted structure available

Linear/Cyclic  Linear

N-terminal Modification  Free

C-terminal Modification  Free

Other Modification  None

Stereochemistry  L



Physicochemical Information


Formula  C196H288N56O67S

Absent amino acids  ACFGPV

Common amino acids  E

Mass  4532.84

Pl  4.53

Basic residues  4

Acidic residues  7

Hydrophobic residues  8

Net charge  -3

Boman Index  -11884

Hydrophobicity  -156.39

Aliphatic Index  54.17

Half Life 

  •     Mammalian:2.8 hour
  •     Yeast:3 min
  •     E.coli:2 min

Extinction Coefficient cystines  17990

Absorbance 280nm  514

Polar residues  12



Literature Information


Literature 1

Title   HIV gp41 C-terminal heptad repeat contains multifunctional domains. Relation to mechanisms of action of anti-HIV peptides

Pubmed ID   17276993

Reference   J Biol Chem. 2007 Mar 30;282(13):9612-9620.

Author   Liu S, Jing W, Cheung B, Lu H, Sun J, Yan X, Niu J, Farmar J, Wu S, Jiang S.

DOI   10.1074/jbc.M609148200