1QPZ

PURINE REPRESSOR-HYPOXANTHINE-PALINDROMIC OPERATOR COMPLEX

Structural Biology Knowledgebase: 1QPZ SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Work: 0.183

Literature

Macromolecules
Sequence Display for 1QPZ

Classification: TRANSCRIPTION / DNA

Total Structure Weight: 43430.45


Macromolecule Entities
Molecule Chains Length Organism Details
PROTEIN (PURINE NUCLEOTIDE SYNTHESIS REPRESSOR) A 340 Escherichia coli Gene Name(s): purR b1658 JW1650
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Macromolecule Entities
Molecule Chains Length Organism Details
DNA (5'-D(*TP*AP*CP*GP*CP*AP*AP*AP*CP*GP*TP*TP*TP*GP*CP*GP*T)-3') M 17 synthetic

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

A HYPOXANTHINE
C5 H4 N4 O
FDGQSTZJBFJUBT-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Observed:
  • Space Group: C 2 2 21

Unit Cell:

Length (Å) Angle (°)
a = 176.34 α = 90.00
b = 95.18 β = 90.00
c = 81.64 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1999-06-01
  • Released Date: 1999-06-07
  • Deposition author(s): Glasfeld, A., Koehler, A.N., Schumacher, M.A., Brennan, R.G.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4