General Information
DRAVP ID DRAVPe01800
Peptide Name U4
Sequence FINGRWDSQCHRFSNGAIACA
Sequence Length 21
UniProt ID No entry found
Taxon ID None
Source Synthetic construct
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 Influenza A virus
Assay Plaque reduction assay
Activity
Hemolytic Activity No hemolysis information or data found in the reference(s) presented in this entry
Cytotoxicity
Binding Target HA
Mechanism Bind to the HA stem of group 1 influenza A virus.
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 C101H149N33O29S2
Absent amino acids EKLMPTVY
Common amino acids A
Mass 2353.62
Pl 8.08
Basic residues 3
Acidic residues 1
Hydrophobic residues 8
Net charge 2
Boman Index -4084
Hydrophobicity -21.43
Aliphatic Index 51.43
Half Life
Extinction Coefficient cystines 5625
Absorbance 280nm 281.25
Polar residues 8
Literature Information
Literature 1
Title Fusion-inhibition peptide broadly inhibits influenza virus and SARS-CoV-2, including Delta and Omicron variants.
Pubmed ID 35259078
Reference Emerg Microbes Infect. 2022 Dec;11(1):926-937.
Author Zhao H, Meng X, Peng Z, Lam H, Zhang C, Zhou X, Chan JF, Kao RYT, To KK, Yuen KY.