1ZPK

Crystal structure of the complex of mutant HIV-1 protease (A71V, V82T, I84V) with a hydroxyethylamine peptidomimetic inhibitor BOC-PHE-PSI[R-CH(OH)CH2NH]-PHE-GLU-PHE-NH2


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.65 Å
  • R-Value Free: 0.253 
  • R-Value Work: 0.156 
  • R-Value Observed: 0.159 

Starting Model: experimental
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Ligand Structure Quality Assessment 


This is version 1.6 of the entry. See complete history


Literature

Mutational Study of Pseudopeptide Inhibitor Binding to HIV-1 Protease; Analysis of Four X-ray Structures

Duskova, J.Skalova, T.Dohnalek, J.Petrokova, H.Hasek, J.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
PROTEASE RETROPEPSIN
A, B
99Human immunodeficiency virus 1Mutation(s): 3 
EC: 3.4.23.16
UniProt
Find proteins for Q7ZCL6 (Human immunodeficiency virus type 1)
Explore Q7ZCL6 
Go to UniProtKB:  Q7ZCL6
Find proteins for P03367 (Human immunodeficiency virus type 1 group M subtype B (isolate BRU/LAI))
Go to UniProtKB:  P03367
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ7ZCL6
Sequence Annotations
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  • Reference Sequence
Small Molecules
Modified Residues  1 Unique
IDChains TypeFormula2D DiagramParent
CME
Query on CME
A, B
L-PEPTIDE LINKINGC5 H11 N O3 S2CYS
Biologically Interesting Molecules (External Reference) 1 Unique
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.65 Å
  • R-Value Free: 0.253 
  • R-Value Work: 0.156 
  • R-Value Observed: 0.159 
  • Space Group: P 61
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 62.483α = 90
b = 62.483β = 90
c = 82.412γ = 120
Software Package:
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
AMoREphasing
SHELXL-97refinement

Structure Validation

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Ligand Structure Quality Assessment 


Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2006-04-25
    Type: Initial release
  • Version 1.1: 2007-10-16
    Changes: Version format compliance
  • Version 1.2: 2011-07-13
    Changes: Atomic model, Database references, Derived calculations, Non-polymer description, Structure summary, Version format compliance
  • Version 1.3: 2012-12-12
    Changes: Other
  • Version 1.4: 2021-10-20
    Changes: Database references, Derived calculations
  • Version 1.5: 2023-08-23
    Changes: Data collection, Refinement description
  • Version 1.6: 2024-11-06
    Changes: Structure summary