3CNB

Crystal structure of signal receiver domain of DNA binding response regulator protein (merR) from Colwellia psychrerythraea 34H

• PDB DOI: https://doi.org/10.2210/pdb3CNB/pdb

• Classification: DNA BINDING PROTEIN
• Organism(s): Colwellia psychrerythraea 34H
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2008-03-25 Released: 2008-04-08 
• Deposition Author(s): Patskovsky, Y., Romero, R., Freeman, J., Hu, S., Groshong, C., Wasserman, S.R., 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: 2.00 Å
• R-Value Free: 0.256 
• R-Value Work: 0.206 
• R-Value Observed: 0.208 

Literature

Crystal structure of signal receiver domain of DNA binding response regulator (merR) from Colwellia psychrerythraea 34H.

Patskovsky, Y., Romero, R., Freeman, J., Hu, S., Groshong, C., Wasserman, S.R., 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)

Biological Assembly 2  

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

Biological assembly 2 assigned by authors and generated by PISA (software)

Biological Assembly 3  

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

Biological assembly 3 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 47.96 kDa 
• Atom Count: 3,070 
• Modelled Residue Count: 371 
• Deposited Residue Count: 429 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
DNA-binding response regulator, merR family	A, B, C	143	Colwellia psychrerythraea 34H	Mutation(s): 0  Gene Names: CPS_4926
UniProt
Find proteins for Q47UF8 (Colwellia psychrerythraea (strain 34H / ATCC BAA-681)) Explore Q47UF8  Go to UniProtKB:  Q47UF8

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.256 
• R-Value Work: 0.206 
• R-Value Observed: 0.208 
• Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 55.277	α = 90
b = 96.446	β = 90
c = 178.276	γ = 90

Software Package:

Software Name	Purpose
SHELXD	phasing
REFMAC	refinement
MAR345	data collection
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2008-04-08 
Deposition Author(s): Patskovsky, Y., Romero, R., Freeman, J., Hu, S., Groshong, C., Wasserman, S.R., Sauder, J.M., Burley, S.K., Almo, S.C., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2008-04-08
  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, Refinement description