General Information


DRAVP ID  DRAVPe01609

Peptide Name   Hepta 1

Sequence  RWWRWWR

Sequence Length  7

UniProt ID  No entry found

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  HSV

Assay  plaque reduction assay

Activity 

  • [Ref.17681018]HSV-1:inhibition of virus infection in NP-2/CD4/CCR5 cells(IC50>20 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  Not found

Mechanism  The anti-HSV1 activity of apoEdp involves inhibition of virus particle attachment to cells, with this likely being related to the derivation of this peptide from the apoE HSPG/LDLR binding region.



Structure Information


PDB ID  None

Predicted Structure Download  DRAVPe01609

Linear/Cyclic  Linear

N-terminal Modification  Free

C-terminal Modification  Free

Other Modification  None

Stereochemistry  L



Physicochemical Information


Formula  C62H78N20O8

Absent amino acids  ACDEFGHIKLMNPQSTVY

Common amino acids  W

Mass  1231.43

Pl  12.3

Basic residues  3

Acidic residues  0

Hydrophobic residues  4

Net charge  3

Boman Index  -3544

Hydrophobicity  -244.29

Aliphatic Index  0

Half Life 

  •     Mammalian:1 hour
  •     Yeast:2 min
  •     E.coli:2 min

Extinction Coefficient cystines  22000

Absorbance 280nm  3666.67

Polar residues  0



Literature Information


Literature 1

Title   Apolipoprotein E-derived antimicrobial peptide analogues with altered membrane affinity and increased potency and breadth of activity.

Pubmed ID   17681018

Reference   FEBS J. 2007 Sep;274(17):4511-25.

Author   Kelly BA, Neil SJ, McKnight A, Santos JM, Sinnis P, Jack ER, Middleton DA, Dobson CB.

DOI   10.1111/j.1742-4658.2007.05981.x