Biological Assembly 1  

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

Biological assembly 1 assigned by authors and generated by PISA,PQS (software)

Macromolecule Content

• Total Structure Weight: 26.63 kDa 
• Atom Count: 1,603 
• Modelled Residue Count: 201 
• Deposited Residue Count: 243 
• Unique protein chains: 1

 2G7L

Crystal structure of putative transcription regulator SCO7704 from Streptomyces coelicor

• PDB DOI: 10.2210/pdb2G7L/pdb

• Classification: TRANSCRIPTION
• Organism(s): Streptomyces coelicolor
• Expression System: Escherichia coli BL21
• Mutation(s): Yes 


• Deposited: 2006-02-28 Released: 2006-03-14 
• Deposition Author(s): Ezersky, A., Lunin, V.V., Skarina, T., Wierzbicka, M., Joachimiak, A., Edwards, A.M., Savchenko, A., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.286 
• R-Value Work: 0.225 
• R-Value Observed: 0.228 

Literature

Crystal structure of putative transcription regulator SCO7704 from Streptomyces coelicor

Ezersky, A., Lunin, V.V., Skarina, T., Wierzbicka, M., Joachimiak, A., Edwards, A.M., Savchenko, A.

To be published.

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
TetR-family transcriptional regulator	A	243	Streptomyces coelicolor	Mutation(s): 4  Gene Names: SCO7704
UniProt
Find proteins for Q93JG8 (Streptomyces coelicolor (strain ATCC BAA-471 / A3(2) / M145)) Explore Q93JG8  Go to UniProtKB:  Q93JG8

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.286 
• R-Value Work: 0.225 
• R-Value Observed: 0.228 
• Space Group: P 4₃ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 96.099	α = 90
b = 96.099	β = 90
c = 59.096	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
SnB	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-03-14 
Deposition Author(s): Ezersky, A., Lunin, V.V., Skarina, T., Wierzbicka, M., Joachimiak, A., Edwards, A.M., Savchenko, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2006-03-14
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Derived calculations, Version format compliance
• Version 1.3: 2017-10-18
  Changes: Refinement description