General Information


DRAVP ID  DRAVPe01953

Peptide Name   Cmpd 11

Sequence  KKR

Sequence Length  3

UniProt ID  No entry found

Source  Synthetic construct



Activity Information


Target Organism  ZIKV

Assay  Protease assay

Activity 

  • [Ref.35123179]Zika virus(ZIKV):inhibition the activity of Zika virus NS2B-NS3 protease(IC50=3.6 ± 0.9 μM).

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

Cytotoxicity 

  • No cytotoxicity information or data found in the reference(s) presented in this entry

Binding Target  NS2B-NS3 viral serine protease

Mechanism  The peptide inhibits the NS2B-NS3 protease and thus inhibits virus replication.



Structure Information


PDB ID  None

Predicted Structure Download  No predicted structure available

Linear/Cyclic  Linear

N-terminal Modification  Phenylacetyl

C-terminal Modification  Amidation

Other Modification  None

Stereochemistry  L



Physicochemical Information


Formula  C18H38N8O4

Absent amino acids  ACDEFGHILMNPQSTVWY

Common amino acids  K

Mass  430.55

Pl  11.17

Basic residues  3

Acidic residues  0

Hydrophobic residues  0

Net charge  3

Boman Index  -2602

Hydrophobicity  -410

Aliphatic Index  0

Half Life 

  •     Mammalian:1.3 hour
  •     Yeast:3 min
  •     E.coli:2 min

Extinction Coefficient cystines  0

Absorbance 280nm  0

Polar residues  0



Literature Information


Literature 1

Title   SAR evolution towards potent C-terminal carboxamide peptide inhibitors of Zika virus NS2B-NS3 protease. 

Pubmed ID   35123179

Reference   Bioorg Med Chem. 2022 Mar 1;57:116631.

Author   Colarusso S, Ferrigno F, Ponzi S, Pavone F, Conte I, Abate L, Beghetto E, Missineo A, Amaudrut J, Bresciani A, Paonessa G, Tomei L, Montalbetti C, Bianchi E, Toniatti C, Ontoria JM. 

DOI   10.1016/j.bmc.2022.116631