2HZG

Crystal structure of predicted Mandelate racemase from Rhodobacter sphaeroides

• PDB DOI: https://doi.org/10.2210/pdb2HZG/pdb

• Classification: ISOMERASE
• Organism(s): Cereibacter sphaeroides
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2006-08-08 Released: 2006-08-29 
• Deposition Author(s): Ramagopal, U.A., Toro, R., Almo, S.C., Burley, S.K., New York SGX Research Center for Structural Genomics (NYSGXRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.02 Å
• R-Value Free: 
  0.195 (Depositor), 0.200 (DCC) 
• R-Value Work: 
  0.150 (Depositor), 0.150 (DCC) 
• R-Value Observed: 
  0.152 (Depositor) 

Literature

Crystal structure of predicted Mandelate racemase from Rhodobacter sphaeroides

Ramagopal, U.A., Toro, R., Almo, S.C.

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 PISA (software)

Macromolecule Content

• Total Structure Weight: 85.45 kDa 
• Atom Count: 6,970 
• Modelled Residue Count: 784 
• Deposited Residue Count: 802 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Mandelate racemase/muconate lactonizing enzyme/Enolase superfamily	A, B	401	Cereibacter sphaeroides	Mutation(s): 0  Gene Names: RSP_3884
UniProt
Find proteins for Q3HKK5 (Cereibacter sphaeroides (strain ATCC 17023 / DSM 158 / JCM 6121 / CCUG 31486 / LMG 2827 / NBRC 12203 / NCIMB 8253 / ATH 2.4.1.)) Explore Q3HKK5  Go to UniProtKB:  Q3HKK5

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GOL	E [auth A], F [auth A], H [auth B], I [auth B]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
NA	C [auth A], D [auth A], G [auth B]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.02 Å
• R-Value Free:  0.195 (Depositor), 0.200 (DCC) 
• R-Value Work:  0.150 (Depositor), 0.150 (DCC) 
• R-Value Observed: 0.152 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 62.172	α = 90
b = 117.727	β = 90
c = 132.708	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
CBASS	data collection
HKL-2000	data reduction
SHELXD	phasing
SHELXE	model building

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-08-29 
Deposition Author(s): Ramagopal, U.A., Toro, R., Almo, S.C., Burley, S.K., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2006-08-29
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Non-polymer description, Version format compliance
• Version 1.3: 2017-02-01
  Changes: Structure summary
• Version 1.4: 2017-10-18
  Changes: Refinement description
• Version 1.5: 2021-02-03
  Changes: Database references, Derived calculations, Structure summary
• Version 1.6: 2024-02-21
  Changes: Data collection, Database references