3N4E | pdb_00003n4e

CRYSTAL STRUCTURE OF mandelate racemase/muconate lactonizing protein from Paracoccus denitrificans Pd1222

• PDB DOI: https://doi.org/10.2210/pdb3N4E/pdb

• Classification: ISOMERASE
• Organism(s): Paracoccus denitrificans PD1222
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2010-05-21 Released: 2010-06-09 
• Deposition Author(s): Malashkevich, V.N., Toro, R., Sauder, J.M., Burley, S.K., Almo, S.C., New York SGX Research Center for Structural Genomics (NYSGXRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 
  0.213 (Depositor), 0.210 (DCC) 
• R-Value Work: 
  0.157 (Depositor), 0.160 (DCC) 
• R-Value Observed: 
  0.160 (Depositor) 

Literature

CRYSTAL STRUCTURE OF mandelate racemase/muconate lactonizing protein from Paracoccus denitrificans Pd1222

Malashkevich, V.N., Toro, R., Sauder, J.M., Burley, S.K., Almo, S.C.

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: 86.06 kDa 
• Atom Count: 5,910 
• Modeled Residue Count: 735 
• Deposited Residue Count: 786 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Mandelate racemase/muconate lactonizing enzyme, C-terminal domain protein	A, B	393	Paracoccus denitrificans PD1222	Mutation(s): 0  Gene Names: 69934097, Pden_0244
UniProt
Find proteins for A1AYL4 (Paracoccus denitrificans (strain Pd 1222)) Explore A1AYL4  Go to UniProtKB:  A1AYL4

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CA	C [auth A], D [auth A], E [auth A], G [auth B], H [auth B], I [auth B]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N
CL	F [auth A], J [auth B]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free:  0.213 (Depositor), 0.210 (DCC) 
• R-Value Work:  0.157 (Depositor), 0.160 (DCC) 
• R-Value Observed: 0.160 (Depositor) 

Space Group: P 4 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 137.711	α = 90
b = 137.711	β = 90
c = 80.363	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
PHENIX	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-06-09 
Deposition Author(s): Malashkevich, V.N., Toro, R., Sauder, J.M., Burley, S.K., Almo, S.C., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2010-06-09
  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: 2018-11-21
  Changes: Data collection, Derived calculations, Structure summary
• Version 1.4: 2021-02-10
  Changes: Database references, Derived calculations, Structure summary
• Version 1.5: 2024-11-06
  Changes: Data collection, Database references, Structure summary