General Information


DRAVP ID  DRAVPe02064

Peptide Name   SP-10-4 

Sequence  KSIVAYTMSLGA

Sequence Length  12

UniProt ID  P26436  P59594 

Taxon ID  694009 

Source  Synthetic Construct(derived from SARS-CoV S protein)

Validation   Experimentally Validated



Origin Information


Gene Name/ID  S2(MAX5B_000299)

GenBank  AY278741.5

Amino Acid position  672–683

Domain Accession ID  Not Available

Nucleotide sequence ID  CM000673.2 AY274119.7 

Molecular Type  Genomic RNA

Chromosomal Position  Chromosome:21,492 - 25,259



Activity Information


Target Organism  SARS-CoV

Assay  ELISA

Activity 

  • [Ref:16337697] SARS-CoV IC50=2.07 ± 1.01µg/mL

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  ACE2

Mechanism  Acts as a viral fusion peptide which is unmasked following S2 cleavage occurring upon virus endocytosis.



Structure Information


PDB ID  1WNC  1ZV11 

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  C55H93N13O17S1

Absent amino acids  RNDCQEHFPWOU

Common amino acids  AS

Mass  1240.48

Pl  8.59

Basic residues  1

Acidic residues  0

Hydrophobic residues  12

Net charge  1

Boman Index  0.8667

Hydrophobicity  0.842

Aliphatic Index  105.83

Half Life 

  •     Mammalian:1.3 hours
  •     Yeast:3 min
  •     E.coli:3 mins

Extinction Coefficient cystines  1490

Absorbance 280nm  1.201

Polar residues  12



Literature Information


Literature 1

Title   Design and biological activities of novel inhibitory peptides for SARS-CoV spike protein and angiotensin-converting enzyme 2 interaction

Pubmed ID   16337697

Reference   Antiviral research, 69(2), 70–76.

Author   Ho, T. Y., Wu, S. L., Chen, J. C., Wei, Y. C., Cheng, S. E., Chang, Y. H., Liu, H. J., & Hsiang, C. Y. (2006)

DOI   10.1016/j.antiviral.2005.10.006