2QR3 | pdb_00002qr3

Crystal structure of the N-terminal signal receiver domain of two-component system response regulator from Bacteroides fragilis

• PDB DOI: https://doi.org/10.2210/pdb2QR3/pdb

• Classification: TRANSCRIPTION
• Organism(s): Bacteroides fragilis YCH46
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2007-07-27 Released: 2007-08-07 
• Deposition Author(s): Bonanno, J.B., Freeman, J., Bain, K.T., Mendoza, M., Romero, R., Fong, R., Smith, D., Wasserman, S., Sauder, J.M., Burley, S.K., Almo, S.C., New York SGX Research Center for Structural Genomics (NYSGXRC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 
  0.234 (Depositor), 0.245 (DCC) 
• R-Value Work: 
  0.202 (Depositor) 
• R-Value Observed: 
  0.204 (Depositor) 

Literature

Crystal structure of the N-terminal signal receiver domain of two-component system response regulator from Bacteroides fragilis.

Bonanno, J.B., Freeman, J., Bain, K.T., Mendoza, M., Romero, R., Fong, R., Smith, D., Wasserman, S., Sauder, J.M., Burley, S.K., Almo, S.C.

To be published.

Biological Assembly 1  

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

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

Macromolecule Content 

• Total Structure Weight: 15.65 kDa 
• Atom Count: 991 
• Modeled Residue Count: 121 
• Deposited Residue Count: 140 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Two-component system response regulator	A	140	Bacteroides fragilis YCH46	Mutation(s): 0  Gene Names: BF2150
UniProt
Find proteins for Q64UD2 (Bacteroides fragilis (strain YCH46)) Explore Q64UD2  Go to UniProtKB:  Q64UD2

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free:  0.234 (Depositor), 0.245 (DCC) 
• R-Value Work:  0.202 (Depositor) 
• R-Value Observed: 0.204 (Depositor) 

Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 56.044	α = 90
b = 56.044	β = 90
c = 73.622	γ = 120

Software Package:

Software Name	Purpose
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345	data collection
MOSFLM	data reduction
SHELXCD	phasing
SHELXE	model building

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-08-07 
Deposition Author(s): Bonanno, J.B., Freeman, J., Bain, K.T., Mendoza, M., Romero, R., Fong, R., Smith, D., Wasserman, S., Sauder, J.M., Burley, S.K., Almo, S.C., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2007-08-07
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Source and taxonomy, Version format compliance
• Version 1.2: 2017-10-25
  Changes: Refinement description
• Version 1.3: 2018-11-14
  Changes: Data collection, Structure summary
• Version 1.4: 2021-02-03
  Changes: Database references, Structure summary
• Version 1.5: 2024-02-21
  Changes: Data collection, Database references