3SQN | pdb_00003sqn

Putative Mga family transcriptional regulator from Enterococcus faecalis

• PDB DOI: https://doi.org/10.2210/pdb3SQN/pdb

• Classification: Transcription regulator
• Organism(s): Enterococcus faecalis
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2011-07-05 Released: 2011-07-20 
• Deposition Author(s): Osipiuk, J., Wu, R., Jedrzejczak, R., Moy, S., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.31 Å
• R-Value Free: 
  0.282 (Depositor), 0.286 (DCC) 
• R-Value Work: 
  0.224 (Depositor) 
• R-Value Observed: 
  0.227 (Depositor) 

Literature

Putative Mga family transcriptional regulator from Enterococcus faecalis.

Osipiuk, J., Wu, R., Jedrzejczak, R., Moy, S., 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: 113.7 kDa 
• Atom Count: 7,103 
• Modeled Residue Count: 849 
• Deposited Residue Count: 970 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Conserved domain protein	A, B	485	Enterococcus faecalis	Mutation(s): 0  Gene Names: EF_3013
UniProt
Find proteins for Q82ZN7 (Enterococcus faecalis (strain ATCC 700802 / V583)) Explore Q82ZN7  Go to UniProtKB:  Q82ZN7

Small Molecules

Modified Residues  1 Unique
ID	Chains	Modified Residue	Modification Type	Formula	2D Diagram
MSE	A, B	MET	Selenomethionine	C5 H11 N O2 Se

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.31 Å
• R-Value Free:  0.282 (Depositor), 0.286 (DCC) 
• R-Value Work:  0.224 (Depositor) 
• R-Value Observed: 0.227 (Depositor) 

Diffraction Data: https://doi.org/10.18430/M33SQN

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 63.803	α = 90
b = 101.759	β = 96.75
c = 89.902	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
SBC-Collect	data collection
HKL-3000	data reduction
HKL-3000	data scaling
PHENIX	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2011-07-20 
Deposition Author(s): Osipiuk, J., Wu, R., Jedrzejczak, R., Moy, S., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2011-07-20
  Type: Initial release
  
• Version 1.1: 2017-11-08
  Changes: Refinement description
• Version 1.2: 2024-10-30
  Changes: Data collection, Database references, Derived calculations, Structure summary