General Information


DRAVP ID  DRAVPe02032

Peptide Name   BD-11b

Sequence  YKYRYL

Sequence Length  6

UniProt ID  No entry found

Taxon ID  None

Source  S protein of SARS-CoV

Validation   Experimentally Validated



Origin Information


Gene Name/ID  S1 Protein

GenBank  Not Available

Amino Acid position  Y438-L443

Domain Accession ID  Not Available

Nucleotide sequence ID  Not Available

Molecular Type  Not Available

Chromosomal Position  Not Available



Activity Information


Target Organism  SARS-CoV

Assay  Cell-cell fusion

Activity 

  • [Ref.22265858]SARS-CoV:14 mM (IC90) Vero Ex cells, 7 mM (IC90) CaCo2 cells

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

Cytotoxicity  No cytotoxicity information found in the reference(s) presented

Binding Target  Not Found

Mechanism  Block attachment to the host cells



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  C45H64N10O10

Absent amino acids  ANDCQEGHIMFPSTWVOU

Common amino acids  Y

Mass  905.06

Pl  9.53

Basic residues  2

Acidic residues  0

Hydrophobic residues 

Net charge  2

Boman Index 

Hydrophobicity  -1.417

Aliphatic Index  65

Half Life 

  •     Mammalian:2.8 hours
  •     Yeast:10 min
  •     E.coli:2 min

Extinction Coefficient cystines  4470

Absorbance 280nm  4.939

Polar residues 



Literature Information


Literature 1

Title   A hexapeptide of the receptor-binding domain of SARS corona virus spike protein blocks viral entry into host cells via the human receptor ACE2

Pubmed ID   22265858

Reference   Antiviral research, 94(3), 288–296.

Author   Struck, A. W., Axmann, M., Pfefferle, S., Drosten, C., & Meyer, B. (2012)

DOI   10.1016/j.antiviral.2011.12.012