1Q8I

Crystal structure of ESCHERICHIA coli DNA Polymerase II

• PDB DOI: https://doi.org/10.2210/pdb1Q8I/pdb

• Classification: TRANSFERASE
• Organism(s): Escherichia coli
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2003-08-21 Released: 2004-01-27 
• Deposition Author(s): Brunzelle, J.S., Muchmore, C.R.A., Mashhoon, N., Blair-Johnson, M., Shuvalova, L., Goodman, M.F., Anderson, W.F., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 
  0.236 (Depositor), 0.240 (DCC) 
• R-Value Work: 
  0.197 (Depositor), 0.200 (DCC) 
• R-Value Observed: 
  0.199 (Depositor) 

Literature

Crystal Structure of Escherichia Coli DNA Polymerase II

Brunzelle, J.S., Muchmore, C.R.A., Mashhoon, N., Blair-Johnson, M., Shuvalova, L., Goodman, M.F., Anderson, W.F.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 90.15 kDa 
• Atom Count: 6,152 
• Modelled Residue Count: 708 
• Deposited Residue Count: 783 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
DNA polymerase II	A	783	Escherichia coli	Mutation(s): 1  Gene Names: POLB OR DINA OR B0060 EC: 2.7.7.7
UniProt
Find proteins for P21189 (Escherichia coli (strain K12)) Explore P21189  Go to UniProtKB:  P21189

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free:  0.236 (Depositor), 0.240 (DCC) 
• R-Value Work:  0.197 (Depositor), 0.200 (DCC) 
• R-Value Observed: 0.199 (Depositor) 

Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 92.383	α = 90
b = 116.596	β = 90
c = 82.43	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2004-01-27 
Deposition Author(s): Brunzelle, J.S., Muchmore, C.R.A., Mashhoon, N., Blair-Johnson, M., Shuvalova, L., Goodman, M.F., Anderson, W.F., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2004-01-27
  Type: Initial release
  
• Version 1.1: 2008-04-29
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.3: 2021-10-27
  Changes: Database references
• Version 1.4: 2024-02-14
  Changes: Data collection