General Information


DRAVP ID  DRAVPe01747

Peptide Name   HCV gp (548–562), E2-42

Sequence  QGSWFGCTWMNSTGF

Sequence Length  18

UniProt ID  Q99IB8 

Source  Synthetic construct



Activity Information


Target Organism  HCV

Assay  HCV infection assay

Activity 

  • [Ref.28638089]HCV(Hepatitis C virus): inhibition of HCVcc infection in Huh7.5/CD81 cells (IC50=1~5nM)

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

Cytotoxicity 

  • [Ref.28638089]have no effect on the viability of Huh7.5-CD81 cells at concentrations of 10 nM

Binding Target  Envelope protein

Mechanism  Inhibits HCV entry at the post-attachment step and block cell-to-cell transmission, inhibit the late steps of HCV life cycle, such as HCV package and release.



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  C77H101N19O22S2

Absent amino acids  ADEHIKLPRVY

Common amino acids  G

Mass  1708.88

Pl  5.52

Basic residues  0

Acidic residues  0

Hydrophobic residues  4

Net charge  0

Boman Index  -705

Hydrophobicity  -20

Aliphatic Index  0

Half Life 

  •     Mammalian:0.8 hour
  •     Yeast:10 min
  •     E.coli:>10 hour

Extinction Coefficient cystines  11000

Absorbance 280nm  785.71

Polar residues  9



Literature Information


Literature 1

Title   A screen for inhibitory peptides of hepatitis C virus identifies a novel entry inhibitor targeting E1 and E2.

Pubmed ID   28638089

Reference   A screen for inhibitory peptides of hepatitis C virus identifies a novel entry inhibitor targeting E1 and E2.

Author   Yin P, Zhang L, Ye F, Deng Y, Lu S, Li YP, Zhang L, Tan W.

DOI   10.1038/s41598-017-04274-8