1QXJ Isomerase date Sep 07, 2003
title Crystal Structure Of Native Phosphoglucose Isomerase From Pyrococcus Furiosus
authors M.K.Swan, J.T.G.Solomons, C.C.Beeson, T.Hansen, P.Schonheit, C.Davies
compound source
Molecule: Glucose-6-Phosphate Isomerase
Chain: A, B
Synonym: Gpi, Phosphoglucose Isomerase, Pgi, Phosphohexose Isomerase, Phi;
Engineered: Yes
Organism_scientific: Pyrococcus Furiosus
Organism_taxid: 2261
Gene: Pgia Or Pf0196
Expression_system: Escherichia Coli Bl21
Expression_system_taxid: 511693
Expression_system_strain: Bl21
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet17b
symmetry Space Group: P 1
R_factor 0.194 R_Free 0.249
length a length b length c angle alpha angle beta angle gamma
36.000 39.700 74.700 73.70 78.50 72.60
method X-Ray Diffractionresolution 1.80 Å
ligand NI enzyme Isomerase E.C. BRENDA
related structures by homologous chain: 1QXR, 1QY4
A, B

Primary referenceStructural evidence for a hydride transfer mechanism of catalysis in phosphoglucose isomerase from Pyrococcus furiosus., Swan MK, Solomons JT, Beeson CC, Hansen T, Schonheit P, Davies C, J Biol Chem 2003 Nov 21;278(47):47261-8. Epub 2003 Sep 11. PMID:12970347
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (70 Kb) [Save to disk]
  • Biological Unit Coordinates (1qxj.pdb1.gz) 66 Kb
  • LPC: Ligand-Protein Contacts for 1QXJ
  • CSU: Contacts of Structural Units for 1QXJ
  • Likely Quarternary Molecular Structure file(s) for 1QXJ
  • Structure Factors (303 Kb)
  • Retrieve 1QXJ in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1QXJ from S2C, [Save to disk]
  • Re-refined 1qxj structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1QXJ in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 1QXJ
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1QXJ, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1qxja_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1qxjb_, region B [Jmol] [rasmolscript] [script source]
  • Fold representative 1qxj from FSSP and Dali (Families of Structurally Similar Proteins)
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1qxj_A] [1qxj_B] [1qxj]
  • SWISS-PROT database: [P83194]
  • Domain organization of [G6PI_PYRFU] by SWISSPFAM
  • Other resources with information on 1QXJ
  • Community annotation for 1QXJ at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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