2G7L | pdb_00002g7l

Crystal structure of putative transcription regulator SCO7704 from Streptomyces coelicor

• PDB DOI: https://doi.org/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 (Depositor), 0.282 (DCC) 
• R-Value Work: 
  0.225 (Depositor), 0.221 (DCC) 
• R-Value Observed: 
  0.228 (Depositor) 

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.

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)

Macromolecule Content 

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

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	Modified Residue	Modification Type	Formula	2D Diagram
MSE	A	MET	Selenomethionine	C5 H11 N O2 Se

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free:  0.286 (Depositor), 0.282 (DCC) 
• R-Value Work:  0.225 (Depositor), 0.221 (DCC) 
• R-Value Observed: 0.228 (Depositor) 

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
• Version 1.4: 2024-10-30
  Changes: Data collection, Database references, Derived calculations, Structure summary