1DW9

Structure of cyanase reveals that a novel dimeric and decameric arrangement of subunits is required for formation of the enzyme active site


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.65 Å
  • R-Value Free: 0.189
  • R-Value Work: 0.150

Literature

Macromolecules
Sequence Display for 1DW9

Classification: LYASE

Total Structure Weight: 175117.75

Macromolecule Entities
Molecule Chains Length Organism Details
CYANATE LYASE A, B, C..., D, E, F, G, H, I, JA, B, C, D, E, F, G, H, I, J 156 Escherichia coli EC#: 4.2.1.104 IUBMB
Gene Name(s): cynS cnt b0340 JW0331
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
SO4
Query on SO4

A, B, C, D, E, F, G, H, I, J SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CL
Query on CL

A, B, C, D, E, F, G, H, I, J CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
MSE
Query on MSE
A, B, C, D, E, F, G, H, I, J L-PEPTIDE LINKING C5 H11 N O2 Se MET

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.65 Å
  • R-Value Free: 0.189
  • R-Value Work: 0.150
  • Space Group: P 1

Unit Cell:

Length (Å) Angle (°)
a = 76.34 α = 70.30
b = 81.03 β = 72.20
c = 82.30 γ = 66.40

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1999-12-03
  • Released Date: 2000-05-16
  • Deposition author(s): Walsh, M.A., Otwinowski, Z., Perrakis, A., Anderson, P.M., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History

  • 2011-07-13
    Type: Atomic model, Version format compliance
  • 2011-09-28
    Type: Atomic model, Derived calculations, Non-polymer description, Other, Refinement description