1K70

The Structure of Escherichia coli Cytosine Deaminase bound to 4-Hydroxy-3,4-Dihydro-1H-Pyrimidin-2-one

Structural Biology Knowledgebase: 1K70 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.201
  • R-Value Work: 0.176

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1K70

Classification: HYDROLASE

Total Structure Weight: 47684.05

Macromolecule Entities
Molecule Chains Length Organism Details
Cytosine Deaminase A 426 Escherichia coli EC#: 3.5.4.1 IUBMB
Gene Name(s): codA b0337 JW0328

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

A 4-HYDROXY-3,4-DIHYDRO-1H-PYRIMIDIN-2-ONE
C4 H6 N2 O2
DEAAWXYGBWCVJW-VKHMYHEASA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
FE
Query on FE

A FE (III) ION
Fe
VTLYFUHAOXGGBS-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.201
  • R-Value Work: 0.176
  • Space Group: H 3 2
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 109.50 α = 90.00
b = 109.50 β = 90.00
c = 240.40 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-10-17
  • Released Date: 2002-02-06
  • Deposition author(s): Ireton, G.C., McDermott, G., Black, M.E., Stoddard, B.L.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Biological assembly | Details: Added software calculated values