Biological Assembly 1  

 3D View: Structure | Electron Density | Ligand Interaction

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Global Symmetry: Dihedral - D3  (3D View)
Global Stoichiometry: Homo 6-mer - A6 

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

Macromolecule Content

• Total Structure Weight: 123.11 kDa 
• Atom Count: 8625 
• Residue Count: 1038 
• Unique protein chains: 1

2CQZ

Crystal Structure of PH0347 protein from Pyrococcus horikoshii OT3

• DOI: 10.2210/pdb2CQZ/pdb

• Classification: STRUCTURAL GENOMICS, UNKNOWN FUNCTION
• Organism(s): Pyrococcus horikoshii OT3
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2005-05-20 Released: 2006-08-15 
• Deposition Author(s): Lokanath, N.K., Terao, Y., Kunishima, N., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.60 Å
• R-Value Free: 0.225 
• R-Value Work: 0.195 
• R-Value Observed: 0.195 

Literature

Crystal Structure of PH0347 protein from Pyrococcus horikoshii OT3

Lokanath, N.K., Terao, Y., Kunishima, N.

To be published.

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details
177aa long hypothetical protein	A, B, C, D, E, F	177	Pyrococcus horikoshii OT3	Mutation(s): 0  Gene Names: PH0347
Find proteins for O58085 (Pyrococcus horikoshii (strain ATCC 700860 / DSM 12428 / JCM 9974 / NBRC 100139 / OT-3)) Go to UniProtKB:  O58085

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NI	A, B, C, D, E, F	NICKEL (II) ION Ni VEQPNABPJHWNSG-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.60 Å
• R-Value Free: 0.225 
• R-Value Work: 0.195 
• R-Value Observed: 0.195 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 78.511	α = 90
b = 101.166	β = 119.78
c = 78.646	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
EPMR	phasing

Structure Validation

Entry History 

Deposition Data

• Deposited Date: 2005-05-20 
• Released Date: 2006-08-15 
Deposition Author(s): Lokanath, N.K., Terao, Y., Kunishima, N., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Revision History 

• Version 1.0: 2006-08-15
  Type: Initial release
  
• Version 1.1: 2008-04-30
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, Source and taxonomy, Version format compliance