3OOW

Octameric structure of the phosphoribosylaminoimidazole carboxylase catalytic subunit from Francisella tularensis subsp. tularensis SCHU S4.

• PDB DOI: https://doi.org/10.2210/pdb3OOW/pdb

• Classification: LYASE
• Organism(s): Francisella tularensis subsp. tularensis
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2010-08-31 Released: 2010-09-15 
• Deposition Author(s): Filippova, E.V., Wawrzak, Z., Kudritska, M., Edwards, A., Savchenko, A., Anderson, F.W., Center for Structural Genomics of Infectious Diseases (CSGID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.75 Å
• R-Value Free: 0.205 
• R-Value Work: 0.168 
• R-Value Observed: 0.170 

Starting Model: experimental

Literature

Octameric structure of the phosphoribosylaminoimidazole carboxylase catalytic subunit from Francisella tularensis subsp. tularensis SCHU S4.

Filippova, E.V., Wawrzak, Z., Kudritska, M., Edwards, A., Savchenko, A., Anderson, F.W.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D4  (Explore in 3D)
Global Stoichiometry: Homo 8-mer - A8 

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

Macromolecule Content

• Total Structure Weight: 145.7 kDa 
• Atom Count: 10,270 
• Modelled Residue Count: 1,287 
• Deposited Residue Count: 1,328 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Phosphoribosylaminoimidazole carboxylase,catalytic subunit	A, B, C, D, E, F, G, H	166	Francisella tularensis subsp. tularensis	Mutation(s): 0  Gene Names: FTT_0896, purE EC: 4.1.1.21 (PDB Primary Data), 5.4.99.18 (UniProt)
UniProt
Find proteins for Q5NGE9 (Francisella tularensis subsp. tularensis (strain SCHU S4 / Schu 4)) Explore Q5NGE9  Go to UniProtKB:  Q5NGE9

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
MPD	DA [auth D], PA [auth F], UA [auth G], X [auth C]	(4S)-2-METHYL-2,4-PENTANEDIOL C6 H14 O2 SVTBMSDMJJWYQN-YFKPBYRVSA-N
PO4	AB [auth H], BB [auth H], EA [auth D], FA [auth D], JA [auth E], K [auth A], KA [auth E], L [auth A], M [auth A], Q [auth B], QA [auth F], R [auth B], RA [auth F], VA [auth G], WA [auth G], Y [auth C], Z [auth C]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
FMT	AA [auth C], CB [auth H], DB [auth H], GA [auth D], LA [auth E], MA [auth E], N [auth A], O [auth A], S [auth B], SA [auth F], T [auth B], U [auth B], XA [auth G]	FORMIC ACID C H2 O2 BDAGIHXWWSANSR-UHFFFAOYSA-N
CL	BA [auth D], CA [auth D], HA [auth E], I [auth A], IA [auth E], J [auth A], NA [auth F], OA [auth F], P [auth B], TA [auth G], V [auth C], W [auth C], YA [auth H], ZA [auth H]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B, C, D, E, F, G, H	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.75 Å
• R-Value Free: 0.205 
• R-Value Work: 0.168 
• R-Value Observed: 0.170 
• Space Group: P 2₁ 2₁ 2₁
• Diffraction Data: https://doi.org/10.18430/m33oow

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 88.56	α = 90
b = 96.3	β = 90
c = 128.62	γ = 90

Software Package:

Software Name	Purpose
Blu-Ice	data collection
CCP4	model building
MrBUMP	phasing
PHENIX	model building
REFMAC	refinement
XSCALE	data scaling
CCP4	phasing
PHENIX	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-09-15 
Deposition Author(s): Filippova, E.V., Wawrzak, Z., Kudritska, M., Edwards, A., Savchenko, A., Anderson, F.W., Center for Structural Genomics of Infectious Diseases (CSGID)

Revision History  

• Version 1.0: 2010-09-15
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2017-11-08
  Changes: Refinement description
• Version 1.3: 2023-09-06
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.4: 2023-12-06
  Changes: Data collection
• Version 1.5: 2024-10-09
  Changes: Structure summary