3KBJ

Room temperature X-ray structure of apo-D-Xylose Isomerase

• PDB DOI: https://doi.org/10.2210/pdb3KBJ/pdb

• Classification: ISOMERASE
• Organism(s): Streptomyces rubiginosus
• Mutation(s): No 


• Deposited: 2009-10-20 Released: 2010-09-29 
• Deposition Author(s): Kovalevsky, A.Y., Hanson, L., Langan, P.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.226 
• R-Value Observed: 0.184 

Literature

Identification of the Elusive Hydronium Ion Exchanging Roles with a Proton in an Enzyme at Lower pH Values.

Kovalevsky, A.Y., Hanson, B.L., Mason, S.A., Yoshida, T., Fisher, S.Z., Mustyakimov, M., Forsyth, V.T., Blakeley, M.P., Keen, D.A., Langan, P.

(2011) Angew Chem Int Ed Engl 50: 7520-7523

• PubMed: 21604345 
• DOI: https://doi.org/10.1002/anie.201101753
• Primary Citation of Related Structures:  
  3KBJ, 3KCJ, 3QYS, 3QZA

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Organizational Affiliation: 

Bioscience Division, Los Alamos National Laboratory, Los Alamos, NM 87544, USA. [e-mail]

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: 43.28 kDa 
• Atom Count: 3,304 
• Modelled Residue Count: 388 
• Deposited Residue Count: 388 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Xylose isomerase	A	388	Streptomyces rubiginosus	Mutation(s): 0  Gene Names: xylA EC: 5.3.1.5
UniProt
Find proteins for P24300 (Streptomyces rubiginosus) Explore P24300  Go to UniProtKB:  P24300

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.226 
• R-Value Observed: 0.184 
• Space Group: I 2 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 94.04	α = 90
b = 99.52	β = 90
c = 102.47	γ = 90

Software Package:

Software Name	Purpose
CrystalClear	data collection
SHELX	model building
SHELXL-97	refinement
CrystalClear	data reduction
CrystalClear	data scaling
SHELX	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-09-29 
Deposition Author(s): Kovalevsky, A.Y., Hanson, L., Langan, P.

Revision History  

• Version 1.0: 2010-09-29
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2011-08-31
  Changes: Database references
• Version 1.3: 2024-02-21
  Changes: Data collection, Database references