General Information


DRAVP ID  DRAVPe01571

Peptide Name   [Met(O)75]apelin-15-(63-75)-peptide

Sequence  RRQRPRLSHKGPX

Sequence Length  13

UniProt ID  Q9TUI9 

Source  Synthetic construct



Activity Information


Target Organism  HIV

Assay  Reverse transcriptase assay

Activity 

  • [Ref.11090199]HIV-1:inhibition of HIV-1 infection in CD4 APJ cells(IC50=45 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  APJ receptor

Mechanism  APJ receptor could help HIV virus enter the target cells. The peptide can bind with APJ receptor and block virus entry, thus inhibiting virus infection.



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  The 'X' at position 13 indicates oxidized methionine.

Stereochemistry  L



Physicochemical Information


Formula  C62H108N28O14

Absent amino acids  ACDEFIMNTVWY

Common amino acids  R

Mass  1599.06

Pl  12.48

Basic residues  6

Acidic residues  0

Hydrophobic residues  1

Net charge  6

Boman Index  -7297

Hydrophobicity  -224.62

Aliphatic Index  30

Half Life 

  •     Mammalian:1 hour
  •     Yeast:2 min
  •     E.coli:2 min

Extinction Coefficient cystines  0

Absorbance 280nm  0

Polar residues  2



Literature Information


Literature 1

Title   Apelin, the natural ligand of the orphan seven-transmembrane receptor APJ, inhibits human immunodeficiency virus type 1 entry. 

Pubmed ID   11090199

Reference   J Virol. 2000 Dec;74(24):11972-6.

Author   Cayabyab M, Hinuma S, Farzan M, Choe H, Fukusumi S, Kitada C, Nishizawa N, Hosoya M, Nishimura O, Messele T, Pollakis G, Goudsmit J, Fujino M, Sodroski J.

DOI   10.1128/jvi.74.24.11972-11976.2000