3DN7

Cyclic nucleotide binding regulatory protein from Cytophaga hutchinsonii.

• PDB DOI: https://doi.org/10.2210/pdb3DN7/pdb

• Classification: structural genomics, unknown function
• Organism(s): Cytophaga hutchinsonii ATCC 33406
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2008-07-01 Released: 2008-08-26 
• Deposition Author(s): Osipiuk, J., Maltseva, N., Abdullah, J., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.190 
• R-Value Work: 0.172 
• R-Value Observed: 0.173 

Literature

X-ray crystal structure of cyclic nucleotide binding regulatory protein from Cytophaga hutchinsonii.

Osipiuk, J., Maltseva, N., Abdullah, J., 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: 47 kDa 
• Atom Count: 2,747 
• Modelled Residue Count: 294 
• Deposited Residue Count: 388 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cyclic nucleotide binding regulatory protein	A, B	194	Cytophaga hutchinsonii ATCC 33406	Mutation(s): 0  Gene Names: CHU_1942

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GOL	E [auth B]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
EDO	C [auth B], D [auth B]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.190 
• R-Value Work: 0.172 
• R-Value Observed: 0.173 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 43.728	α = 90
b = 83.519	β = 90
c = 89.633	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
SBC-Collect	data collection
HKL-3000	data reduction
SHELXD	phasing
MLPHARE	phasing
DM	phasing
SOLVE	phasing
RESOLVE	phasing
HKL-3000	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2008-08-26 
Deposition Author(s): Osipiuk, J., Maltseva, N., Abdullah, J., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2008-08-26
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Source and taxonomy, Version format compliance
• Version 1.2: 2017-10-25
  Changes: Refinement description