1T33 | pdb_00001t33

Structural Genomics, The crystal structure of a putative transcriptional repressor (TetR/AcrR family) from Salmonella typhimurim LT2

• PDB DOI: https://doi.org/10.2210/pdb1T33/pdb

• Classification: TRANSCRIPTION
• Organism(s): Salmonella enterica subsp. enterica serovar Typhimurium str. LT2
• Expression System: Escherichia coli BL21
• Mutation(s): No 


• Deposited: 2004-04-23 Released: 2004-08-03 
• Deposition Author(s): Zhang, R., Zhou, M., Collart, F., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 
  0.253 (Depositor), 0.260 (DCC) 
• R-Value Work: 
  0.205 (Depositor), 0.210 (DCC) 
• R-Value Observed: 
  0.205 (Depositor) 

Literature

The crystal structure of a putative transcriptional repressor (TetR/AcrR family) from Salmonella typhimurium

Zhang, R., Zhou, M., Collart, F., 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: 50.25 kDa 
• Atom Count: 3,613 
• Modeled Residue Count: 434 
• Deposited Residue Count: 448 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
putative transcriptional repressor (TetR/AcrR family)	A, B	224	Salmonella enterica subsp. enterica serovar Typhimurium str. LT2	Mutation(s): 0  Gene Names: ybiH
UniProt
Find proteins for Q8ZQN9 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore Q8ZQN9  Go to UniProtKB:  Q8ZQN9

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free:  0.253 (Depositor), 0.260 (DCC) 
• R-Value Work:  0.205 (Depositor), 0.210 (DCC) 
• R-Value Observed: 0.205 (Depositor) 

Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 110.63	α = 90
b = 122.192	β = 90
c = 108.991	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
SBC-Collect	data collection
HKL-2000	data scaling
CNS	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2004-08-03 
Deposition Author(s): Zhang, R., Zhou, M., Collart, F., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2004-08-03
  Type: Initial release
  
• Version 1.1: 2008-04-30
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Source and taxonomy, Version format compliance
• Version 1.3: 2024-02-14
  Changes: Data collection, Database references