4DLK

Crystal Structure of ATP-Ca++ complex of purK: N5-carboxyaminoimidazole ribonucleotide synthetase

Structural Biology Knowledgebase: 4DLK SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.02 Å
  • R-Value Free: 0.235
  • R-Value Work: 0.198

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 4DLK

Classification: LYASE

Total Structure Weight: 86773.31

Macromolecule Entities
Molecule Chains Length Organism Details
Phosphoribosylaminoimidazole carboxylase, ATPase subunit A, B 380 Bacillus anthracis EC#: 6.3.4.18 IUBMB
Gene Name(s): purK BAA_0344

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

A, B ADENOSINE-5'-TRIPHOSPHATE
C10 H16 N5 O13 P3
ZKHQWZAMYRWXGA-KQYNXXCUSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
PO4
Query on PO4

A PHOSPHATE ION
O4 P
NBIIXXVUZAFLBC-UHFFFAOYSA-K
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

A, B CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.02 Å
  • R-Value Free: 0.235
  • R-Value Work: 0.198
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 57.37 α = 90.00
b = 84.48 β = 90.00
c = 167.27 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2012-02-06
  • Released Date: 2013-02-06
  • Deposition author(s): Fung, L.W., Tuntland, M.L., Santarsiero, B.D., Johnson, M.E.

Revision History

  • 2014-11-12
    Type: Citation | Details: Citation update