1QY4	Isomerase	date	Sep 09, 2003
title	Crystal Structure Of Phosphoglucose Isomerase From Pyrococcu In Complex With Gluconate 6-Phosphate
authors	M.K.Swan, J.T.G.Solomons, C.C.Beeson, T.Hansen, P.Schonheit, C.Da
compound		source
Molecule: Glucose-6-Phosphate Isomerase Chain: A, B Synonym: Gpi, Phosphoglucose Isomerase, Pgi, Phosphohexose Phi; Ec: 5.3.1.9 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 0.218 R_Free 0.266
crystal cell	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 Diffraction	resolution	1.80 Å
ligand	6PG, NI	enzyme	Isomerase E.C.5.3.1.9 BRENDA
related structures	by homologous chain: 1J3Q, 1QXJ
Gene Ontology	Chain Function Process Component A, B
Primary reference	Structural 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 (1qy4.pdb1.gz) 65 Kb LPC: Ligand-Protein Contacts for 1QY4 CSU: Contacts of Structural Units for 1QY4 Likely Quarternary Molecular Structure file(s) for 1QY4 Structure Factors (339 Kb) Retrieve 1QY4 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1QY4 from S2C, [Save to disk] Re-refined 1qy4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Visual 3D analysis of 1QY4

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Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1QY4, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1qy4a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1qy4b_, region B [Jmol] [rasmolscript] [script source] 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: [1qy4_B] [1qy4] [1qy4_A] SWISS-PROT database: [P83194] Domain organization of [G6PI_PYRFU] by SWISSPFAM

Other resources with information on 1QY4

Community annotation for 1QY4 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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