General Information


DRAVP ID  DRAVPe00156

Peptide Name   P4

Sequence  PTGERVWDRGNVTLLCDCPN

Sequence Length  20

UniProt ID  No entry found

Source  Synthetic construct(derived from region of GB virus C glycoprotein E2)



Activity Information


Target Organism  HIV

Assay  Luciferase assay

Activity 

  • [Ref.21543477]HIV-1(92UG024):inhibition of HIV replication in TZM-bl cells(IC50=15.07 μM);
  • HIV-1(RU570):inhibition of HIV replication in TZM-bl cells(IC50=18.28 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 possible mechanism of action is that the peptide could inhibit membrane fusion and inhibit HIV-1 replication in cells.



Structure Information


PDB ID  None

Predicted Structure Download  DRAVPe00156

Linear/Cyclic  Linear

N-terminal Modification  Free

C-terminal Modification  Free

Other Modification  None

Stereochemistry  L



Physicochemical Information


Formula  C94H149N29O31S2

Absent amino acids  AFHIKMQSY

Common amino acids  CDGLNPRTV

Mass  2245.51

Pl  4.56

Basic residues  2

Acidic residues  3

Hydrophobic residues  5

Net charge  -1

Boman Index  -4782

Hydrophobicity  -59

Aliphatic Index  68

Half Life 

  •     Mammalian:>20 hour
  •     Yeast:>20 hour
  •     E.coli:?

Extinction Coefficient cystines  5625

Absorbance 280nm  296.05

Polar residues  8



Literature Information


Literature 1

Title   Peptides derived from a distinct region of GB virus C glycoprotein E2 mediate strain-specific HIV-1 entry inhibition.

Pubmed ID   21543477

Reference   J Virol. 2011 Jul;85(14):7037-47.

Author   Koedel Y, Eissmann K, Wend H, Fleckenstein B, Reil H. 

DOI   10.1128/JVI.02366-10