3EQZ | pdb_00003eqz

Crystal structure of a response regulator from Colwellia psychrerythraea

• PDB DOI: https://doi.org/10.2210/pdb3EQZ/pdb

• Classification: structural genomics, unknown function
• Organism(s): Colwellia psychrerythraea 34H
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2008-10-01 Released: 2008-10-14 
• Deposition Author(s): Bonanno, J.B., Gilmore, M., Bain, K.T., Iizuka, M., Romero, R., 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: 2.15 Å
• R-Value Free: 
  0.250 (Depositor), 0.249 (DCC) 
• R-Value Work: 
  0.213 (Depositor), 0.213 (DCC) 
• R-Value Observed: 
  0.215 (Depositor) 

Literature

Crystal structure of a response regulator from Colwellia psychrerythraea

Bonanno, J.B., Gilmore, M., Bain, K.T., Iizuka, M., Romero, R., Wasserman, S., Sauder, J.M., Burley, S.K., Almo, S.C.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

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

Biological Assembly 2  

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

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

Biological Assembly 3  

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

Biological assembly 3 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 30.11 kDa 
• Atom Count: 2,008 
• Modeled Residue Count: 249 
• Deposited Residue Count: 270 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Response regulator	A, B	135	Colwellia psychrerythraea 34H	Mutation(s): 0  Gene Names: CPS_1940 EC: 3.1.4.52
UniProt
Find proteins for Q483U6 (Colwellia psychrerythraea (strain 34H / ATCC BAA-681)) Explore Q483U6  Go to UniProtKB:  Q483U6

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.15 Å
• R-Value Free:  0.250 (Depositor), 0.249 (DCC) 
• R-Value Work:  0.213 (Depositor), 0.213 (DCC) 
• R-Value Observed: 0.215 (Depositor) 

Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 55.573	α = 90
b = 55.573	β = 90
c = 173.313	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: 2008-10-14 
Deposition Author(s): Bonanno, J.B., Gilmore, M., Bain, K.T., Iizuka, M., Romero, R., 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: 2008-10-14
  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: 2021-02-10
  Changes: Database references, Structure summary
• Version 1.5: 2023-12-27
  Changes: Data collection, Database references