General Information


DRAVP ID  DRAVPe00314

Peptide Name   Buforin II (toad)

Sequence  TRSSRAGLQFPVGRVHRLLRK

Sequence Length  21

UniProt ID  P55897 

Source  Synthetic construct(derived from buforin I after treatment with endoproteinase)



Activity Information


Target Organism  HIV

Assay 

Activity 

  • [Ref.20086159]HIV-1 IIIB:inhibition the cytopathic effects of HIV-1 infection in CEM-SS cells(EC50>41.1 μM).

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

Cytotoxicity 

  • [Ref.20086159]CEM-SS cells:TC50(cause 50% Cell death) >41.1 µM.

Binding Target  Not found

Mechanism  No machanism information found in the reference(s) presented in this entry



Structure Information


PDB ID  None

Predicted Structure Download  DRAVPe00314

Linear/Cyclic  Linear

N-terminal Modification  Free

C-terminal Modification  Free

Other Modification  None

Stereochemistry  L



Physicochemical Information


Formula  C106H184N40O26

Absent amino acids  CDEIMNWY

Common amino acids  R

Mass  2434.88

Pl  12.6

Basic residues  7

Acidic residues  0

Hydrophobic residues  7

Net charge  7

Boman Index  -7021

Hydrophobicity  -63.81

Aliphatic Index  88.1

Half Life 

  •     Mammalian:7.2 hour
  •     Yeast:>20 hour
  •     E.coli:>10 hour

Extinction Coefficient cystines  0

Absorbance 280nm  0

Polar residues  5



Literature Information


Literature 1

Title   Identification of novel human immunodeficiency virus type 1-inhibitory peptides based on the antimicrobial peptide database.

Pubmed ID   20086159

Reference   Antimicrob Agents Chemother. 2010 Mar;54(3):1343-6.

Author   Wang G, Watson KM, Peterkofsky A, Buckheit RW Jr.

DOI   10.1128/AAC.01448-09