General Information


DRAVP ID  DRAVPe00352

Peptide Name   Maculatin-1.1

Sequence  GLFGVLAKVAAHVVPAIAEHF

Sequence Length  21

UniProt ID  P82066 

Source  Litoria genimaculata (Green-eyed tree frog)



Activity Information


Target Organism  HIV

Assay 

Activity 

  • [Ref.16140737]HIV:inhibit 50% of PBS-treated HIV infection of T cells(IC50=11.3 μM).

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

Cytotoxicity  No cytotoxicity information found in the reference(s) presented

Binding Target  membrane

Mechanism  The peptide could prevent HIV infection by disrupting the integrity of the virion membrane, and inhibit the transfer of HIV from DCs to T cells.



Structure Information


PDB ID  None

Predicted Structure Download  DRAVPe00352

Linear/Cyclic  Linear

N-terminal Modification  Free

C-terminal Modification  Amidation

Other Modification  None

Stereochemistry  L



Physicochemical Information


Formula  C103H160N26O24

Absent amino acids  CDMNQRSTWY

Common amino acids  A

Mass  2146.56

Pl  6.92

Basic residues  3

Acidic residues  1

Hydrophobic residues  14

Net charge  2

Boman Index  2613

Hydrophobicity  130

Aliphatic Index  134.76

Half Life 

  •     Mammalian:30 hour
  •     Yeast:>20 hour
  •     E.coli:>10 hour

Extinction Coefficient cystines  0

Absorbance 280nm  0

Polar residues  2



Literature Information


Literature 1

Title   Antimicrobial peptides from amphibian skin potently inhibit human immunodeficiency virus infection and transfer of virus from dendritic cells to T cells.

Pubmed ID   16140737

Reference   J Virol. 2005 Sep;79(18):11598-606.

Author   VanCompernolle SE, Taylor RJ, Oswald-Richter K, Jiang J, Youree BE, Bowie JH, Tyler MJ, Conlon JM, Wade D, Aiken C, Dermody TS, KewalRamani VN, Rollins-Smith LA, Unutmaz D.

DOI   10.1128/JVI.79.18.11598-11606.2005