1O57

CRYSTAL STRUCTURE OF THE PURINE OPERON REPRESSOR OF BACILLUS SUBTILIS


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.237
  • R-Value Work: 0.188

Literature

Macromolecules
Sequence Display for 1O57

Classification: DNA BINDING PROTEIN

Total Structure Weight: 131254.13

Macromolecule Entities
Molecule Chains Length Organism Details
PUR OPERON REPRESSOR A, B, C, D 291 Bacillus subtilis Gene Name(s): purR yabI BSU00470
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 6 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
2PE
Query on 2PE

A NONAETHYLENE GLYCOL
C18 H38 O10
YZUUTMGDONTGTN-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
P6G
Query on P6G

A, D HEXAETHYLENE GLYCOL
POLYETHYLENE GLYCOL PEG400 (Synonym)
C12 H26 O7
IIRDTKBZINWQAW-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
EPE
Query on EPE

A, D 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID
HEPES (Synonym)
C8 H18 N2 O4 S
JKMHFZQWWAIEOD-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
1PE
Query on 1PE

C, D PENTAETHYLENE GLYCOL
PEG400 (Synonym)
C10 H22 O6
JLFNLZLINWHATN-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
PG4
Query on PG4

B TETRAETHYLENE GLYCOL
C8 H18 O5
UWHCKJMYHZGTIT-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SO4
Query on SO4

A, B, C, D SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.237
  • R-Value Work: 0.188
  • Space Group: P 1

Unit Cell:

Length (Å) Angle (°)
a = 65.08 α = 84.75
b = 72.16 β = 84.03
c = 82.97 γ = 67.47

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-04-20
  • Released Date: 2003-08-26
  • Deposition author(s): Sinha, S.C., Krahn, J., Shin, B.S., Tomchick, D.R., Zalkin, H., Smith, J.L.
  • Previous versions: 1P41

Revision History

  • Version 1_0: 2003-08-26

    Type: Initial release

  • Version 1_1: 2008-04-26

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance