General Information


DRAVP ID  DRAVPe01748

Peptide Name   HCV gp (552–566), E2-43

Sequence  FGCTWMNSTGFTKTC

Sequence Length  15

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  C73H106N18O22S3

Absent amino acids  ADEHILPQRVY

Common amino acids  T

Mass  1683.93

Pl  8.06

Basic residues  1

Acidic residues  0

Hydrophobic residues  3

Net charge  1

Boman Index  -1079

Hydrophobicity  -1.33

Aliphatic Index  0

Half Life 

  •     Mammalian:1.1 hour
  •     Yeast:3 min
  •     E.coli:2 min

Extinction Coefficient cystines  5625

Absorbance 280nm  401.79

Polar residues  10



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