3N6U | pdb_00003n6u

Effector binding domain of TsaR in complex with its inducer p-toluenesulfonate

• PDB DOI: https://doi.org/10.2210/pdb3N6U/pdb

• Classification: TRANSCRIPTION REGULATOR
• Organism(s): Comamonas testosteroni
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2010-05-26 Released: 2011-06-01 
• Deposition Author(s): Monferrer, D., Uson, I.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.87 Å
• R-Value Free: 
  0.267 (Depositor), 0.270 (DCC) 
• R-Value Work: 
  0.220 (Depositor), 0.220 (DCC) 
• R-Value Observed: 
  0.222 (Depositor) 

Literature

Structural studies on the effector binding domain of TsaR

Monferrer, D., Perillo, M., Sola, M., Uson, I.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Biological Assembly 2  

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

Biological assembly 2 generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 23.2 kDa 
• Atom Count: 1,671 
• Modeled Residue Count: 205 
• Deposited Residue Count: 205 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
LysR type regulator of tsaMBCD	A	205	Comamonas testosteroni	Mutation(s): 0  Gene Names: tsa, tsaR
UniProt
Find proteins for P94678 (Comamonas testosteroni) Explore P94678  Go to UniProtKB:  P94678

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
TSU	D [auth A], E [auth A], F [auth A]	PARA-TOLUENE SULFONATE C7 H8 O3 S JOXIMZWYDAKGHI-UHFFFAOYSA-N
SO4	B [auth A], C [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
ACT	G [auth A], H [auth A]	ACETATE ION C2 H3 O2 QTBSBXVTEAMEQO-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.87 Å
• R-Value Free:  0.267 (Depositor), 0.270 (DCC) 
• R-Value Work:  0.220 (Depositor), 0.220 (DCC) 
• R-Value Observed: 0.222 (Depositor) 

Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 51.5	α = 90
b = 95.71	β = 90
c = 82.94	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2011-06-01 
Deposition Author(s): Monferrer, D., Uson, I.

Revision History  

• Version 1.0: 2011-06-01
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2024-03-20
  Changes: Data collection, Database references, Derived calculations