2BTU | pdb_00002btu

Crystal structure of Phosphoribosylformylglycinamidine cyclo-ligase from Bacillus Anthracis at 2.3A resolution.

• PDB DOI: https://doi.org/10.2210/pdb2BTU/pdb

• Classification: SYNTHASE
• Organism(s): Bacillus anthracis
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2005-06-07 Released: 2006-08-23 
• Deposition Author(s): Moroz, O.V., Blagova, E.V., Levdikov, V.M., Fogg, M.J., Lebedev, A.A., Brannigan, J.A., Wilkinson, A.J., Wilson, K.S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.31 Å
• R-Value Free: 
  0.249 (Depositor), 0.320 (DCC) 
• R-Value Work: 
  0.290 (DCC) 

Starting Model: experimental

Literature

Crystal Structure of Phosphoribosylformylglycinamidine Cyclo-Ligase from Bacillus Anthracis at 2.3A Resolution.

Moroz, O.V., Blagova, E.V., Levdikov, V.M., Fogg, M.J., Lebedev, A.A., Brannigan, J.A., Wilkinson, A.J., Wilson, K.S.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors and generated by PQS (software)

Macromolecule Content 

• Total Structure Weight: 74.59 kDa 
• Atom Count: 4,584 
• Modeled Residue Count: 629 
• Deposited Residue Count: 692 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
PHOSPHORIBOSYL-AMINOIMIDAZOLE SYNTHETASE	A, B	346	Bacillus anthracis	Mutation(s): 0  EC: 6.3.3.1
UniProt
Find proteins for Q81ZH0 (Bacillus anthracis) Explore Q81ZH0  Go to UniProtKB:  Q81ZH0

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.31 Å
• R-Value Free:  0.249 (Depositor), 0.320 (DCC) 
• R-Value Work:  0.290 (DCC) 

Space Group: P 4₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 89.49	α = 90
b = 89.49	β = 90
c = 88.117	γ = 90

Software Package:

Software Name	Purpose
SHELXL-97	refinement
DENZO	data reduction
SCALEPACK	data scaling
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-08-23 
Deposition Author(s): Moroz, O.V., Blagova, E.V., Levdikov, V.M., Fogg, M.J., Lebedev, A.A., Brannigan, J.A., Wilkinson, A.J., Wilson, K.S.

Revision History  

• Version 1.0: 2006-08-23
  Type: Initial release
  
• Version 1.1: 2011-05-08
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2019-05-08
  Changes: Data collection, Experimental preparation, Other
• Version 1.4: 2019-05-22
  Changes: Data collection, Refinement description
• Version 1.5: 2023-12-13
  Changes: Data collection, Database references, Other, Refinement description