General Information


DRAVP ID  DRAVPe01973

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

Sequence  WNHTTWMEWDREINNYTSLIHSLIEESQNQQEKNEQ

Sequence Length  36

UniProt ID  P04578 

Taxon ID  None

Source  Synthetic construct

Validation   Experimentally Validated



Origin Information


Gene Name/ID  Not Available

GenBank  Not Available

Amino Acid position  Not Available

Domain Accession ID  Not Available

Nucleotide sequence ID  Not Available

Molecular Type  Not Available

Chromosomal Position  Not Available



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