2IAI

Crystal structure of SCO3833, a member of the TetR transcriptional regulator family from Streptomyces coelicolor A3

• PDB DOI: https://doi.org/10.2210/pdb2IAI/pdb

• Classification: STRUCTURAL GENOMICS, UNKNOWN FUNCTION
• Organism(s): Streptomyces coelicolor
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2006-09-08 Released: 2006-09-26 
• Deposition Author(s): Zimmerman, M.D., Xu, X., Wang, S., Gu, J., Chruszcz, M., Cymborowski, M., Savchenko, A., Edwards, A., Joachimiak, A., Minor, W., Midwest Center for Structural Genomics (MCSG)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.65 Å
• R-Value Free: 
  0.208 (Depositor), 0.220 (DCC) 
• R-Value Work: 
  0.169 (Depositor), 0.180 (DCC) 
• R-Value Observed: 
  0.170 (Depositor) 

Literature

Crystal structure of SCO3833, a member of the TetR transcriptional regulator family from Streptomyces coelicolor A3

Zimmerman, M.D., Xu, X., Wang, S., Gu, J., Chruszcz, M., Cymborowski, M., Savchenko, A., Edwards, A., Minor, W.

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: 25.85 kDa 
• Atom Count: 1,974 
• Modelled Residue Count: 201 
• Deposited Residue Count: 230 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Putative transcriptional regulator SCO3833	A	230	Streptomyces coelicolor	Mutation(s): 5  Gene Names: SCO3833
UniProt
Find proteins for Q9XA31 (Streptomyces coelicolor (strain ATCC BAA-471 / A3(2) / M145)) Explore Q9XA31  Go to UniProtKB:  Q9XA31

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: 1.65 Å
• R-Value Free:  0.208 (Depositor), 0.220 (DCC) 
• R-Value Work:  0.169 (Depositor), 0.180 (DCC) 
• R-Value Observed: 0.170 (Depositor) 

Space Group: P 3₂ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 61.308	α = 90
b = 61.308	β = 90
c = 113.865	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-3000	data collection
HKL-3000	data reduction
HKL-3000	data scaling
HKL-3000	phasing
SHELXD	phasing
SHELXE	model building
MLPHARE	phasing
DM	phasing
ARP/wARP	model building
RESOLVE	phasing
CCP4	phasing
O	model building
Coot	model building

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-09-26 
Deposition Author(s): Zimmerman, M.D., Xu, X., Wang, S., Gu, J., Chruszcz, M., Cymborowski, M., Savchenko, A., Edwards, A., Joachimiak, A., Minor, W., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2006-09-26
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, Derived calculations, Version format compliance
• Version 1.3: 2011-10-05
  Changes: Structure summary
• Version 1.4: 2022-04-13
  Changes: Database references, Derived calculations, Structure summary
• Version 1.5: 2024-10-30
  Changes: Data collection, Structure summary