1A3C

PYRR, THE BACILLUS SUBTILIS PYRIMIDINE BIOSYNTHETIC OPERON REPRESSOR, DIMERIC FORM

Structural Biology Knowledgebase: 1A3C SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.6 Å
  • R-Value Free: 0.233
  • R-Value Work: 0.192

Literature

Macromolecules
Sequence Display for 1A3C

Classification: TRANSCRIPTION REGULATION

Total Structure Weight: 20687.28

Macromolecule Entities
Molecule Chains Length Organism Details
PYRIMIDINE OPERON REGULATORY PROTEIN PYRR A 181 Bacillus subtilis Gene Name(s): pyrR BSU15470
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A SAMARIUM (III) ION
Sm
DOSGOCSVHPUUIA-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SO4
Query on SO4

A 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: 1.6 Å
  • R-Value Free: 0.233
  • R-Value Work: 0.192
  • Space Group: C 1 2 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 76.70 α = 90.00
b = 57.70 β = 129.00
c = 55.00 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1998-01-20
  • Released Date: 1998-08-05
  • Deposition author(s): Tomchick, D.R., Turner, R.J., Switzer, R.W., Smith, J.L.

Revision History

  • 2011-11-16
    Type: Atom occupancy | Details: Atom occupancy
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4