General Information


DRAVP ID  DRAVPe02148

Peptide Name   SARS-CoV-2 HRC

Sequence  DISGINASVVNIQKEIDRLNEVAKNLNESLIDLQELGSGSGCTEG

Sequence Length  45

UniProt ID  None  

Taxon ID  None 

Source  C-terminal HR domain of SARS-CoV-2

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  SARS-CoV-2 and MERS-CoV

Assay  cell-cell fusion assay

Activity 

  • [Ref:20032190]SARS-CoV:IC50≈3nM and ~6nM

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

Cytotoxicity 

  • [Ref:20032190]No toxicity was observed for the SARS-CoV-2 lipopeptide at its IC90 concentration

Binding Target  Not found

Mechanism  Not Available



Structure Information


PDB ID  None

Predicted Structure Download  No predicted structure available

Linear/Cyclic  Cyclic

N-terminal Modification  Free

C-terminal Modification  Chlo

Other Modification  None

Stereochemistry  L



Physicochemical Information


Formula  C198H333N57O75S1

Absent amino acids  MFPWTOU

Common amino acids  NILS

Mass  4744.22

Pl  4.12

Basic residues  3

Acidic residues  8

Hydrophobic residues  18

Net charge  -5

Boman Index  0.9185

Hydrophobicity  -0.251

Aliphatic Index  110.44

Half Life 

  •     Mammalian:1.1 hours
  •     Yeast:3 min
  •     E.coli:>10 hours

Extinction Coefficient cystines  0

Absorbance 280nm  0

Polar residues  22



Literature Information


Literature 1

Title   Broad-spectrum in vitro activity and in vivo efficacy of the antiviral protein griffithsin against emerging viruses of the family Coronaviridae

Pubmed ID   20032190

Reference   Journal of virology, 84(5), 2511–2521.

Author   O'Keefe, B. R., Giomarelli, B., Barnard, D. L., Shenoy, S. R., Chan, P. K., McMahon, J. B., Palmer, K. E., Barnett, B. W., Meyerholz, D. K., Wohlford-Lenane, C. L., & McCray, P. B., Jr (2010)

DOI   10.1128/JVI.02322-09