Biological Assembly 1  

Global Symmetry: Cyclic - C2  (3D View)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 42.45 kDa 
• Atom Count: 3,063 
• Modelled Residue Count: 367 
• Deposited Residue Count: 378 
• Unique protein chains: 1

 1VPK

Crystal structure of DNA polymerase III, beta subunit (TM0262) from Thermotoga maritima at 2.00 A resolution

• PDB DOI:  https://doi.org/10.2210/pdb1VPK/pdb

• Classification: TRANSFERASE
• Organism(s): Thermotoga maritima MSB8
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2004-11-09 Released: 2004-11-23 
• Deposition Author(s): Joint Center for Structural Genomics (JCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.232 
• R-Value Work: 0.196 
• R-Value Observed: 0.198 

Literature

Crystal structure of DNA polymerase III, beta subunit (TM0262) from Thermotoga maritima at 2.00 A resolution

Joint Center for Structural Genomics (JCSG)

To be published.

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
DNA polymerase III, beta subunit	A	378	Thermotoga maritima MSB8	Mutation(s): 0  Gene Names: TM0262, TM_0262 EC: 2.7.7.7
UniProt
Find proteins for Q9WYA0 (Thermotoga maritima (strain ATCC 43589 / DSM 3109 / JCM 10099 / NBRC 100826 / MSB8)) Explore Q9WYA0  Go to UniProtKB:  Q9WYA0

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.232 
• R-Value Work: 0.196 
• R-Value Observed: 0.198 
• Space Group: P 4₂ 2₁ 2
• Diffraction Data: https://doi.org/10.18430/M31VPK

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 91.702	α = 90
b = 91.702	β = 90
c = 111.463	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
MOLREP	phasing
REFMAC	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2004-11-23 
Deposition Author(s): Joint Center for Structural Genomics (JCSG)

Revision History  

• Version 1.0: 2004-11-23
  Type: Initial release
  
• Version 1.1: 2008-04-26
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, Source and taxonomy, Version format compliance
• Version 1.3: 2023-01-25
  Changes: Database references