6IA3

urate oxidase under 220 bar (22 MPa) of argon

• PDB DOI: https://doi.org/10.2210/pdb6IA3/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Aspergillus flavus
• Expression System: Saccharomyces
• Mutation(s): No 


• Deposited: 2018-11-26 Released: 2019-12-18 
• Deposition Author(s): Prange, T., Colloc'h, N., Carpentier, P.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.69 Å
• R-Value Free: 0.182 
• R-Value Work: 0.148 
• R-Value Observed: 0.149 

Starting Model: experimental

Literature

Comparative study of the effects of high hydrostatic pressure per se and high argon pressure on urate oxidase ligand stabilization

Prange, T., Carpentier, P., Dhaussy, A.C., Girard, E., Colloc'h, N.

(2022) Acta Cryst D 78: 162-173

• DOI: https://doi.org/10.1107/S2059798321012134

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

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

Macromolecule Content

• Total Structure Weight: 34.77 kDa 
• Atom Count: 2,927 
• Modelled Residue Count: 296 
• Deposited Residue Count: 302 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Uricase	A	302	Aspergillus flavus	Mutation(s): 0  Gene Names: uaZ, uox EC: 1.7.3.3
UniProt
Find proteins for Q00511 (Aspergillus flavus) Explore Q00511  Go to UniProtKB:  Q00511

Small Molecules

Ligands 5 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
AZA (Subject of Investigation/LOI)	C [auth A]	8-AZAXANTHINE C4 H3 N5 O2 KVGVQTOQSNJTJI-UHFFFAOYSA-N
MPD	G [auth A], H [auth A]	(4S)-2-METHYL-2,4-PENTANEDIOL C6 H14 O2 SVTBMSDMJJWYQN-YFKPBYRVSA-N
PO4	D [auth A]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
AR	E [auth A], F [auth A]	ARGON Ar XKRFYHLGVUSROY-UHFFFAOYSA-N
NA	B [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.69 Å
• R-Value Free: 0.182 
• R-Value Work: 0.148 
• R-Value Observed: 0.149 
• Space Group: I 2 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 79.787	α = 90
b = 95.149	β = 90
c = 104.276	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
FFT	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2019-12-18 
Deposition Author(s): Prange, T., Colloc'h, N., Carpentier, P.

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Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2019-12-18
  Type: Initial release
  
• Version 2.0: 2022-02-09
  Type: Coordinate replacement
  Reason: Model completeness
  Changes: Advisory, Atomic model, Author supporting evidence, Data collection, Database references, Derived calculations, Non-polymer description, Refinement description, Structure summary
• Version 2.1: 2024-01-24
  Changes: Data collection, Refinement description
• Version 2.2: 2024-11-20
  Changes: Structure summary