General Information


DRAVP ID  DRAVPe01336

Peptide Name   hEP-1

Sequence  EELRVRLASHLRKLRKRLLRDADDLQKRLAVYEEQAQQIRLQAEAFQARLKSWFEPLVEDM

Sequence Length  61

UniProt ID  P02649 

Source  Synthetic construct(derived from human apolipoprotein E)



Activity Information


Target Organism  HCV

Assay  RT PCR

Activity 

  • [Ref.22334503]hepatitis C virus(HCVpp):inhibition of infection in Huh7.5.1 cells(IC50=0.67 μM).

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

Cytotoxicity 

  • [Ref.22334503]Huh7.5.1 cell:CC50>100 μg/ ml(〜14μM).

Binding Target 

Mechanism  hEP peptide blocks the binding of virus to cells, suggesting a role of apoE at the very early stage of HCV entry.



Structure Information


PDB ID  None

Predicted Structure Download  DRAVPe01336

Linear/Cyclic  Linear

N-terminal Modification  Free

C-terminal Modification  Free

Other Modification  None

Stereochemistry  L



Physicochemical Information


Formula  C327H539N101O93S

Absent amino acids  CGNT

Common amino acids  L

Mass  7405.56

Pl  9.4

Basic residues  14

Acidic residues  11

Hydrophobic residues  25

Net charge  3

Boman Index  -18940

Hydrophobicity  -74.1

Aliphatic Index  102.46

Half Life 

  •     Mammalian:1 hour
  •     Yeast:30 min
  •     E.coli:>10 hour

Extinction Coefficient cystines  6990

Absorbance 280nm  116.5

Polar residues  3



Literature Information


Literature 1

Title   Human apolipoprotein E peptides inhibit hepatitis C virus entry by blocking virus binding.

Pubmed ID   22334503

Reference   Hepatology. 2012 Aug;56(2):484-91.

Author   Liu S, McCormick KD, Zhao W, Zhao T, Fan D, Wang T.

DOI   10.1002/hep.25665