General Information


DRAVP ID  DRAVPe02120

Peptide Name   HD-5(1–9)

Sequence  ATCYCRTGR

Sequence Length  9

UniProt ID  Q01523 

Taxon ID  9606 

Source  H. sapiens

Validation   Experimentally validated



Origin Information


Gene Name/ID  DEFA5(1670)

GenBank  AAA35754.1

Amino Acid position  63-71

Domain Accession ID  M97925.1 

Nucleotide sequence ID  CM000670.2 

Molecular Type  Genomic DNA

Chromosomal Position  chr8:7055304-7056739:-



Activity Information


Target Organism  HCMV

Assay  Inhibition Assay

Activity 

  • [Ref:32209394]HCMV: HD5(1–9) blocked infection, reduced viability at 18.75 µM

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

Cytotoxicity 

  • [Ref:32209394]HD5(1–9) was not cytotoxic for any of the cell types tested 

Binding Target  Cell Membrane

Mechanism  HD5(1–9) inhibited HCMV cellular attachment and thereby entry and was active against primary as well as a multiresistant HCMV isolate



Structure Information


PDB ID  1ZMP 

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  C40H67N15O13S2

Absent amino acids  NDQEHILKMFPSTWVOU

Common amino acids  RCT

Mass  1030.18

Pl  8.96

Basic residues  2

Acidic residues  0

Hydrophobic residues  8

Net charge  2

Boman Index  3.31

Hydrophobicity  -0.589

Aliphatic Index  11.11

Half Life 

  •     Mammalian:4.4 hours
  •     Yeast:>20 hours
  •     E.coli:>10 hours

Extinction Coefficient cystines  1490

Absorbance 280nm  1.446

Polar residues  9



Literature Information


Literature 1

Title   The human α-defensin-derived peptide HD5(1-9) inhibits cellular attachment and entry of human cytomegalovirus

Pubmed ID   32209394

Reference   Antiviral research, 177, 104779.

Author   Böffert, R., Businger, R., Preiß, H., Ehmann, D., Truffault, V., Simon, C., Ruetalo, N., Hamprecht, K., Müller, P., Wehkamp, J., & Schindler, M. (2020).

DOI   10.1016/j.antiviral.2020.104779