2GK4 | pdb_00002gk4

The Crystal Structure of the DNA/Pantothenate Metabolism Flavoprotein from Streptococcus pneumoniae

• PDB DOI: https://doi.org/10.2210/pdb2GK4/pdb

• Classification: STRUCTURAL GENOMICS, UNKNOWN FUNCTION
• Organism(s): Streptococcus pneumoniae TIGR4
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2006-03-31 Released: 2006-05-02 
• Deposition Author(s): Kim, Y., Zhou, M., Abdullah, J., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.83 Å
• R-Value Free: 
  0.229 (Depositor), 0.237 (DCC) 
• R-Value Work: 
  0.178 (Depositor) 
• R-Value Observed: 
  0.183 (Depositor) 

Literature

The Crystal Structure of the DNA/Pantothenate Metabolism Flavoprotein from Streptococcus pneumoniae

Kim, Y., Zhou, M., Abdullah, J., Joachimiak, A.

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: 52.79 kDa 
• Atom Count: 4,201 
• Modeled Residue Count: 448 
• Deposited Residue Count: 464 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
conserved hypothetical protein	A, B	232	Streptococcus pneumoniae TIGR4	Mutation(s): 4
UniProt
Find proteins for A0A0H2UQ78 (Streptococcus pneumoniae serotype 4 (strain ATCC BAA-334 / TIGR4)) Explore A0A0H2UQ78  Go to UniProtKB:  A0A0H2UQ78

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GOL	C [auth A], D [auth B], E [auth B]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N

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: 1.83 Å
• R-Value Free:  0.229 (Depositor), 0.237 (DCC) 
• R-Value Work:  0.178 (Depositor) 
• R-Value Observed: 0.183 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 39.118	α = 90
b = 64.594	β = 93.14
c = 92.839	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
HKL-3000	phasing
MLPHARE	phasing
SHELXD	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-05-02 
Deposition Author(s): Kim, Y., Zhou, M., Abdullah, J., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2006-05-02
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, Source and taxonomy, Version format compliance
• Version 1.3: 2024-10-30
  Changes: Data collection, Database references, Derived calculations, Structure summary