General Information


DRAVP ID  DRAVPe01821

Peptide Name   BPIP

Sequence  LLMVNEATRFQTVSGFV

Sequence Length  17

UniProt ID  No entry found

Source  Synthetic construct



Activity Information


Target Organism  SARS-CoV-2

Assay  MBP-tagged (SARS-CoV-2) assay

Activity 

  • [Ref.35896605]SARS-CoV-2: inhibition of Mpro (IC50= 0.52 nM).

Hemolytic Activity 

  • [Ref.35896605]BRIP is not hemolytic at 500 nM and slightly hemolytic at 50 µM.

Cytotoxicity 

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

Binding Target  Mpro

Mechanism  The peptide inhibits Mpro, a protein crucial for viral replication.



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  C86H138N22O25S

Absent amino acids  CDHIKPWY

Common amino acids  V

Mass  1912.23

Pl  6

Basic residues  1

Acidic residues  1

Hydrophobic residues  8

Net charge  0

Boman Index  -943

Hydrophobicity  70

Aliphatic Index  102.94

Half Life 

  •     Mammalian:5.5 hour
  •     Yeast:3 min
  •     E.coli:2 min

Extinction Coefficient cystines  0

Absorbance 280nm  0

Polar residues  5



Literature Information


Literature 1

Title   A ricin-based peptide BRIP from Hordeum vulgare inhibits Mpro of SARS-CoV-2

Pubmed ID   35896605

Reference   Sci Rep. 2022 Jul 27;12(1):12802

Author   Kashyap P, Bhardwaj VK, Chauhan M, Chauhan V, Kumar A, Purohit R, Kumar A, Kumar S

DOI   10.1038/s41598-022-15977-y