General Information
DRAVP ID DRAVPe00472
Peptide Name EK1P12HC
Sequence SLDQINVTFLDLEYEMKKLEEAIKKLEESYIDLKELGSGSG
Sequence Length 41
UniProt ID No entry found
Source Synthetic construct
Activity Information
Target Organism SARS-CoV-2
Assay pseudovirus inhibition assay
Activity
Hemolytic Activity No hemolysis information or data found in the reference(s) presented in this entry
Cytotoxicity
Binding Target membrane`
Mechanism The peptide targets two different sites when mediating virus–cell fusion,which are blocking viral 6-HB formation and reducing the membrane cholesterol level.
Structure Information
PDB ID None
Predicted Structure Download No predicted structure available
Linear/Cyclic Linear
N-terminal Modification Free
C-terminal Modification PEG12-25-HC
Other Modification None
Stereochemistry L
Physicochemical Information
Formula C208H336N48O71S
Absent amino acids CHPRW
Common amino acids EL
Mass 4677.29
Pl 4.36
Basic residues 5
Acidic residues 10
Hydrophobic residues 13
Net charge -5
Boman Index -6701
Hydrophobicity -44.88
Aliphatic Index 104.63
Half Life
Extinction Coefficient cystines 2980
Absorbance 280nm 74.5
Polar residues 11
Literature Information
Literature 1
Title 25-Hydroxycholesterol-Conjugated EK1 Peptide with Potent and Broad-Spectrum Inhibitory Activity against SARS-CoV-2, Its Variants of Concern, and Other Human Coronaviruses.
Pubmed ID 34769299
Reference Int J Mol Sci. 2021 Nov 1;22(21):11869.
Author Lan Q, Wang C, Zhou J, Wang L, Jiao F, Zhang Y, Cai Y, Lu L, Xia S, Jiang S.