1WXQ | pdb_00001wxq

Crystal Structure of GTP binding protein from Pyrococcus horikoshii OT3

• PDB DOI: https://doi.org/10.2210/pdb1WXQ/pdb

• Classification: STRUCTURAL GENOMICS, UNKNOWN FUNCTION
• Organism(s): Pyrococcus horikoshii OT3
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2005-01-29 Released: 2006-04-18 
• Deposition Author(s): Lokanath, N.K., 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: 
  0.292 (Depositor), 0.297 (DCC) 
• R-Value Work: 
  0.266 (Depositor), 0.271 (DCC) 
• R-Value Observed: 
  0.266 (Depositor) 

Literature

Crystal Structure of GTP binding protein from Pyrococcus horikoshii OT3

Lokanath, N.K., Kunishima, N.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 44.85 kDa 
• Atom Count: 2,807 
• Modeled Residue Count: 344 
• Deposited Residue Count: 397 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
GTP-binding protein	A	397	Pyrococcus horikoshii OT3	Mutation(s): 8
UniProt
Find proteins for O58261 (Pyrococcus horikoshii (strain ATCC 700860 / DSM 12428 / JCM 9974 / NBRC 100139 / OT-3)) Explore O58261  Go to UniProtKB:  O58261

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.60 Å
• R-Value Free:  0.292 (Depositor), 0.297 (DCC) 
• R-Value Work:  0.266 (Depositor), 0.271 (DCC) 
• R-Value Observed: 0.266 (Depositor) 

Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 74.962	α = 90
b = 142.999	β = 90
c = 78.931	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-04-18 
Deposition Author(s): Lokanath, N.K., Kunishima, N., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Revision History  

• Version 1.0: 2006-04-18
  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
• Version 1.3: 2024-10-16
  Changes: Data collection, Database references, Derived calculations, Structure summary