3NO1

Crystal Structure of Mandelate racemase/muconate lactonizing enzyme from a Marine actinobacterium in complex with magnesium

• PDB DOI: https://doi.org/10.2210/pdb3NO1/pdb

• Classification: ISOMERASE
• Organism(s): marine actinobacterium PHSC20C1
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2010-06-24 Released: 2010-07-07 
• Deposition Author(s): Satyanarayana, L., Burley, S.K., Swaminathan, S., New York SGX Research Center for Structural Genomics (NYSGXRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.16 Å
• R-Value Free: 
  0.240 (Depositor), 0.230 (DCC) 
• R-Value Work: 
  0.207 (Depositor), 0.200 (DCC) 
• R-Value Observed: 
  0.207 (Depositor) 

Starting Model: experimental

Literature

Crystal Structure of Mandelate racemase/muconate lactonizing enzyme from a Marine actinobacterium in complex with magnesium

Satyanarayana, L., Burley, S.K., Swaminathan, S.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D3  (Explore in 3D)
Global Stoichiometry: Homo 6-mer - A6 

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

Macromolecule Content

• Total Structure Weight: 271.76 kDa 
• Atom Count: 17,170 
• Modelled Residue Count: 2,113 
• Deposited Residue Count: 2,388 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Mandelate racemase/muconate lactonizing enzyme	A, B, C, D, E, F	398	marine actinobacterium PHSC20C1	Mutation(s): 0  Gene Names: A20C1_08358
UniProt
Find proteins for A4AFX2 (marine actinobacterium PHSC20C1) Explore A4AFX2  Go to UniProtKB:  A4AFX2

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
MG	G [auth A], H [auth B], I [auth C], J [auth D], K [auth E], L [auth F]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.16 Å
• R-Value Free:  0.240 (Depositor), 0.230 (DCC) 
• R-Value Work:  0.207 (Depositor), 0.200 (DCC) 
• R-Value Observed: 0.207 (Depositor) 

Space Group: P 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 84.961	α = 115.8
b = 90.103	β = 109.75
c = 94.66	γ = 97.58

Software Package:

Software Name	Purpose
CBASS	data collection
MOLREP	phasing
CNS	refinement
DENZO	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-07-07 
Deposition Author(s): Satyanarayana, L., Burley, S.K., Swaminathan, S., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2010-07-07
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Source and taxonomy, Version format compliance
• Version 1.2: 2021-02-10
  Changes: Database references, Derived calculations, Structure summary
• Version 1.3: 2023-09-06
  Changes: Data collection, Database references, Refinement description
• Version 1.4: 2023-11-22
  Changes: Data collection
• Version 1.5: 2024-11-20
  Changes: Structure summary