2EK0

Stage V Sporolation Protein S (SPOVS) from Thermus thermophilus Zinc form

• PDB DOI:  https://doi.org/10.2210/pdb2EK0/pdb

• Classification: METAL BINDING PROTEIN
• Organism(s): Thermus thermophilus
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2007-03-22 Released: 2007-09-25 
• Deposition Author(s): Rehse, P.H., Yokoyama, S., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.255 
• R-Value Work: 0.229 
• R-Value Observed: 0.229 

Literature

Stage V Sporolation Protein S (SPOVS) from Thermus thermophilus Zinc form

Rehse, P.H., Yokoyama, S.

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,PQS (software)

Biological Assembly 2  

Global Symmetry: Cyclic - C4  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 2 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 19.59 kDa 
• Atom Count: 1,421 
• Modelled Residue Count: 180 
• Deposited Residue Count: 180 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Stage V sporulation protein S (SpoVS) related protein	A, B	90	Thermus thermophilus	Mutation(s): 1  Gene Names: HB8
UniProt
Find proteins for Q5SK02 (Thermus thermophilus (strain ATCC 27634 / DSM 579 / HB8)) Explore Q5SK02  Go to UniProtKB:  Q5SK02

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ZN	C [auth A], D [auth B], E [auth B]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.255 
• R-Value Work: 0.229 
• R-Value Observed: 0.229 
• Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 69.237	α = 90
b = 72.772	β = 90
c = 68.438	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
ADSC	data collection
HKL-2000	data reduction
CNS	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-09-25 
Deposition Author(s): Rehse, P.H., Yokoyama, S., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Revision History  

• Version 1.0: 2007-09-25
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Derived calculations, Version format compliance
• Version 1.2: 2017-10-11
  Changes: Refinement description
• Version 1.3: 2021-11-10
  Changes: Database references, Derived calculations
• Version 1.4: 2023-10-25
  Changes: Data collection, Refinement description