1CZQ

CRYSTAL STRUCTURE OF THE D10-P1/IQN17 COMPLEX: A D-PEPTIDE INHIBITOR OF HIV-1 ENTRY BOUND TO THE GP41 COILED-COIL POCKET.

Structural Biology Knowledgebase: 1CZQ SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.5 Å
  • R-Value Free: 0.245
  • R-Value Work: 0.214

Literature

Macromolecules
Sequence Display for 1CZQ

Classification: Viral protein / inhibitor

Total Structure Weight: 7363.20

Macromolecule Entities
Molecule Chains Length Organism Details
FUSION PROTEIN BETWEEN THE HYDROPHOBIC POCKET OF HIV GP41 AND GCN4-PIQI A 46 Saccharomyces cerevisiae Human immunodeficiency virus Fragment: HYDROPHOBIC POCKET
D-PEPTIDE INHIBITOR D 17 synthetic

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
CL
Query on CL

A CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 8 Unique
ID Chains Type Formula 2D Diagram Parent
ACE
Query on ACE
A, D NON-POLYMER C2 H4 O --
DAL
Query on DAL
D D-PEPTIDE LINKING C3 H7 N O2 --
DCY
Query on DCY
D D-PEPTIDE LINKING C3 H7 N O2 S --
DGL
Query on DGL
D D-PEPTIDE LINKING C5 H9 N O4 --
DAR
Query on DAR
D D-PEPTIDE LINKING C6 H15 N4 O2 --
DHI
Query on DHI
D D-PEPTIDE LINKING C6 H10 N3 O2 --
DTR
Query on DTR
D D-PEPTIDE LINKING C11 H12 N2 O2 --
DLE
Query on DLE
D D-PEPTIDE LINKING C6 H13 N O2 --

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.5 Å
  • R-Value Free: 0.245
  • R-Value Work: 0.214
  • Space Group: P 3 2 1

Unit Cell:

Length (Å) Angle (°)
a = 41.83 α = 90.00
b = 41.83 β = 90.00
c = 84.82 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1999-09-06
  • Released Date: 1999-10-13
  • Deposition author(s): Eckert, D.M., Malashkevich, V.N., Hong, L.H., Carr, P.A., Kim, P.S.

Revision History

  • 2011-07-13
    Type: Atom nomenclature | Details: Atom nomenclature
  • 2011-07-13
    Type: Binding sites and description | Details: Binding sites and description
  • 2011-07-13
    Type: Non-polymer description | Details: Non-polymer description
  • 2011-07-13
    Type: Function and keywords | Details: Function and keywords
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Linkage | Details: Linkage
  • 2011-07-13
    Type: Sequence database correspondence | Details: Sequence database correspondence
  • 2011-07-13
    Type: Polymer description | Details: Changed inhibitor presentation or chemistry
  • 2011-07-13
    Type: Biological assembly | Details: Added software calculated values