1FB7

CRYSTAL STRUCTURE OF AN IN VIVO HIV-1 PROTEASE MUTANT IN COMPLEX WITH SAQUINAVIR: INSIGHTS INTO THE MECHANISMS OF DRUG RESISTANCE


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.243
  • R-Value Work: 0.187

Literature

Macromolecules
Sequence Display for 1FB7

Classification: HYDROLASE / HYDROLASE INHIBITOR

Total Structure Weight: 11520.69

Macromolecule Entities
Molecule Chains Length Organism Details
HIV-1 PROTEASE A 99 Human immunodeficiency virus 1 Mutation: G48V, L90M
Gene Name(s): gag-pol
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A (2S)-N-[(2S,3R)-4-[(2S,3S,4aS,8aS)-3-(tert- butylcarbamoyl)-3,4,4a,5,6,7,8,8a-octahydro- 1H-isoquinolin-2-yl]-3-hydroxy-1-phenyl-butan- 2-yl]-2-(quinolin-2-ylcarbonylamino)butanediamide
RO 31-8959, (Synonym)
C38 H50 N6 O5
QWAXKHKRTORLEM-UGJKXSETSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
ROC IC50: 0.2 - 270 nM (91 - 97) BindingDB
Kd: 0.31 - 0.315 nM (97) BindingDB
Ki: 0.04 - 117 nM (88 - 97) BindingDB
ΔG: -62.3 - -35.5 kJ/mol (88 - 96) BindingDB
ΔH: -31.8 - 43.5 kJ/mol (88 - 96) BindingDB
-TΔS: -80.3 - -28 kJ/mol (88 - 96) BindingDB

N/A in BindingMoad
N/A in PDBbind
Biologically Interesting Molecules 1 Unique
ID Chains Name Type/Class 2D Diagram 3D Interactions
PRD_000454
Query on PRD_000454
A Saquinavir Peptide-like /
Inhibitor
Ligand Explorer

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.243
  • R-Value Work: 0.187
  • Space Group: I 21 3

Unit Cell:

Length (Å) Angle (°)
a = 111.05 α = 90.00
b = 111.05 β = 90.00
c = 111.05 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2000-07-14
  • Released Date: 2000-12-13
  • Deposition author(s): Hong, L., Zhang, X.C., Hartsuck, J.A., Tang, J.

Revision History

  • Version 1_0: 2000-12-13

    Type: Initial release

  • Version 1_1: 2008-04-27

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Atomic model, Database references, Derived calculations, Non-polymer description, Structure summary, Version format compliance

  • Version 1_3: 2013-02-27

    Type: Other