1B6S

STRUCTURE OF N5-CARBOXYAMINOIMIDAZOLE RIBONUCLEOTIDE SYNTHETASE

Structural Biology Knowledgebase: 1B6S SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Observed: 0.185

Literature

Macromolecules
Sequence Display for 1B6S

Classification: LYASE

Total Structure Weight: 159923.75

Macromolecule Entities
Molecule Chains Length Organism Details
PROTEIN (N5-CARBOXYAMINOIMIDAZOLE RIBONUCLEOTIDE SYNTHETASE) A, B, C, D 355 Escherichia coli EC#: 6.3.4.18 IUBMB
Mutation: Q205R
Gene Name(s): purK b0522 JW0511
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A, B, C, D ADENOSINE-5'-DIPHOSPHATE
C10 H15 N5 O10 P2
XTWYTFMLZFPYCI-KQYNXXCUSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MG
Query on MG

A, B, C, D MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-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: 0.185
  • Space Group: P 1

Unit Cell:

Length (Å) Angle (°)
a = 60.60 α = 66.10
b = 92.10 β = 82.70
c = 102.60 γ = 81.80

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1999-01-18
  • Released Date: 1999-11-30
  • Deposition author(s): Thoden, J.B., Kappock, T.J., Stubbe, J., Holden, H.M.

Revision History

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